Господин Экзамен

Другие калькуляторы

sin(180-b) если b=-3

Выражение, которое надо упростить:

Решение

Вы ввели [src]
sin(180 - b)
$$\sin{\left(- b + 180 \right)}$$
sin(180 - b)
Общее упрощение [src]
-sin(-180 + b)
$$- \sin{\left(b - 180 \right)}$$
-sin(-180 + b)
Подстановка условия [src]
sin(180 - b) при b = -3
подставляем
sin(180 - b)
$$\sin{\left(- b + 180 \right)}$$
-sin(-180 + b)
$$- \sin{\left(b - 180 \right)}$$
переменные
b = -3
$$b = -3$$
-sin(-180 + (-3))
$$- \sin{\left((-3) - 180 \right)}$$
-sin(-180 - 3)
$$- \sin{\left(-180 - 3 \right)}$$
sin(183)
$$\sin{\left(183 \right)}$$
sin(183)
Собрать выражение [src]
-sin(-180 + b)
$$- \sin{\left(b - 180 \right)}$$
-sin(-180 + b)
Степени [src]
-sin(-180 + b)
$$- \sin{\left(b - 180 \right)}$$
   /   I*(-180 + b)    I*(180 - b)\ 
-I*\- e             + e           / 
------------------------------------
                 2                  
$$- \frac{i \left(e^{i \left(- b + 180\right)} - e^{i \left(b - 180\right)}\right)}{2}$$
-i*(-exp(i*(-180 + b)) + exp(i*(180 - b)))/2
Общий знаменатель [src]
-sin(-180 + b)
$$- \sin{\left(b - 180 \right)}$$
-sin(-180 + b)
Комбинаторика [src]
-sin(-180 + b)
$$- \sin{\left(b - 180 \right)}$$
-sin(-180 + b)
Раскрыть выражение [src]
cos(b)*sin(180) - cos(180)*sin(b)
$$- \sin{\left(b \right)} \cos{\left(180 \right)} + \sin{\left(180 \right)} \cos{\left(b \right)}$$
cos(b)*sin(180) - cos(180)*sin(b)
Объединение рациональных выражений [src]
-sin(-180 + b)
$$- \sin{\left(b - 180 \right)}$$
-sin(-180 + b)
Тригонометрическая часть [src]
-sin(-180 + b)
$$- \sin{\left(b - 180 \right)}$$
     -1      
-------------
csc(-180 + b)
$$- \frac{1}{\csc{\left(b - 180 \right)}}$$
    /           pi\
-cos|-180 + b - --|
    \           2 /
$$- \cos{\left(b - 180 - \frac{\pi}{2} \right)}$$
       -1        
-----------------
csc(180 + pi - b)
$$- \frac{1}{\csc{\left(- b + \pi + 180 \right)}}$$
       -1         
------------------
   /           pi\
sec|-180 + b - --|
   \           2 /
$$- \frac{1}{\sec{\left(b - 180 - \frac{\pi}{2} \right)}}$$
       -1        
-----------------
   /      pi    \
sec|180 + -- - b|
   \      2     /
$$- \frac{1}{\sec{\left(- b + \frac{\pi}{2} + 180 \right)}}$$
       /      b\ 
 -2*cot|-90 + -| 
       \      2/ 
-----------------
       2/      b\
1 + cot |-90 + -|
        \      2/
$$- \frac{2 \cot{\left(\frac{b}{2} - 90 \right)}}{\cot^{2}{\left(\frac{b}{2} - 90 \right)} + 1}$$
       /      b\ 
 -2*tan|-90 + -| 
       \      2/ 
-----------------
       2/      b\
1 + tan |-90 + -|
        \      2/
$$- \frac{2 \tan{\left(\frac{b}{2} - 90 \right)}}{\tan^{2}{\left(\frac{b}{2} - 90 \right)} + 1}$$
     /      b\                    /      b\
- tan|-90 + -| - cos(-180 + b)*tan|-90 + -|
     \      2/                    \      2/
$$- \cos{\left(b - 180 \right)} \tan{\left(\frac{b}{2} - 90 \right)} - \tan{\left(\frac{b}{2} - 90 \right)}$$
              -2                
--------------------------------
/          1      \    /      b\
|1 + -------------|*cot|-90 + -|
|       2/      b\|    \      2/
|    cot |-90 + -||             
\        \      2//             
$$- \frac{2}{\left(1 + \frac{1}{\cot^{2}{\left(\frac{b}{2} - 90 \right)}}\right) \cot{\left(\frac{b}{2} - 90 \right)}}$$
      /      b\    /      b\
-2*sec|-90 + -|*sin|-90 + -|
      \      2/    \      2/
----------------------------
            2/      b\      
     1 + tan |-90 + -|      
             \      2/      
$$- \frac{2 \sin{\left(\frac{b}{2} - 90 \right)} \sec{\left(\frac{b}{2} - 90 \right)}}{\tan^{2}{\left(\frac{b}{2} - 90 \right)} + 1}$$
                     /        2/     b   pi\\ 
-(1 - sin(-180 + b))*|-1 + cot |90 - - + --|| 
                     \         \     2   4 // 
----------------------------------------------
                      2                       
$$- \frac{\left(- \sin{\left(b - 180 \right)} + 1\right) \left(\cot^{2}{\left(- \frac{b}{2} + \frac{\pi}{4} + 90 \right)} - 1\right)}{2}$$
 /        2/     b   pi\\ 
-|-1 + cot |90 - - + --|| 
 \         \     2   4 // 
--------------------------
         2/     b   pi\   
  1 + cot |90 - - + --|   
          \     2   4 /   
$$- \frac{\cot^{2}{\left(- \frac{b}{2} + \frac{\pi}{4} + 90 \right)} - 1}{\cot^{2}{\left(- \frac{b}{2} + \frac{\pi}{4} + 90 \right)} + 1}$$
 /       2/     b   pi\\ 
-|1 - tan |90 - - + --|| 
 \        \     2   4 // 
-------------------------
         2/     b   pi\  
  1 + tan |90 - - + --|  
          \     2   4 /  
$$- \frac{- \tan^{2}{\left(- \frac{b}{2} + \frac{\pi}{4} + 90 \right)} + 1}{\tan^{2}{\left(- \frac{b}{2} + \frac{\pi}{4} + 90 \right)} + 1}$$
 //      0        for (-180 + b + 58*pi) mod pi = 0\
-|<                                                |
 \\sin(-180 + b)              otherwise            /
$$- \begin{cases} 0 & \text{for}\: \left(b - 180 + 58 \pi\right) \bmod \pi = 0 \\\sin{\left(b - 180 \right)} & \text{otherwise} \end{cases}$$
 //      0        for (-180 + b + 58*pi) mod pi = 0\
 ||                                                |
-|<      1                                         |
 ||-------------              otherwise            |
 \\csc(-180 + b)                                   /
$$- \begin{cases} 0 & \text{for}\: \left(b - 180 + 58 \pi\right) \bmod \pi = 0 \\\frac{1}{\csc{\left(b - 180 \right)}} & \text{otherwise} \end{cases}$$
 //        0           for (-180 + b + 58*pi) mod pi = 0\
 ||                                                     |
-|<   /           pi\                                   |
 ||cos|-180 + b - --|              otherwise            |
 \\   \           2 /                                   /
$$- \begin{cases} 0 & \text{for}\: \left(b - 180 + 58 \pi\right) \bmod \pi = 0 \\\cos{\left(b - 180 - \frac{\pi}{2} \right)} & \text{otherwise} \end{cases}$$
 //        0           for (-180 + b + 58*pi) mod pi = 0\
 ||                                                     |
 ||        1                                            |
-|<------------------              otherwise            |
 ||   /           pi\                                   |
 ||sec|-180 + b - --|                                   |
 \\   \           2 /                                   /
$$- \begin{cases} 0 & \text{for}\: \left(b - 180 + 58 \pi\right) \bmod \pi = 0 \\\frac{1}{\sec{\left(b - 180 - \frac{\pi}{2} \right)}} & \text{otherwise} \end{cases}$$
                2/      b\         
          -4*sin |-90 + -|         
                 \      2/         
-----------------------------------
/         4/      b\\              
|    4*sin |-90 + -||              
|          \      2/|              
|1 + ---------------|*sin(-180 + b)
|        2          |              
\     sin (-180 + b)/              
$$- \frac{4 \sin^{2}{\left(\frac{b}{2} - 90 \right)}}{\left(\frac{4 \sin^{4}{\left(\frac{b}{2} - 90 \right)}}{\sin^{2}{\left(b - 180 \right)}} + 1\right) \sin{\left(b - 180 \right)}}$$
 //        0          for (-180 + b + 58*pi) mod pi = 0\
 ||                                                    |
 ||       /      b\                                    |
 ||  2*cot|-90 + -|                                    |
-|<       \      2/                                    |
 ||-----------------              otherwise            |
 ||       2/      b\                                   |
 ||1 + cot |-90 + -|                                   |
 \\        \      2/                                   /
$$- \begin{cases} 0 & \text{for}\: \left(b - 180 + 58 \pi\right) \bmod \pi = 0 \\\frac{2 \cot{\left(\frac{b}{2} - 90 \right)}}{\cot^{2}{\left(\frac{b}{2} - 90 \right)} + 1} & \text{otherwise} \end{cases}$$
 //        0          for (-180 + b + 58*pi) mod pi = 0\
 ||                                                    |
 ||       /      b\                                    |
 ||  2*tan|-90 + -|                                    |
-|<       \      2/                                    |
 ||-----------------              otherwise            |
 ||       2/      b\                                   |
 ||1 + tan |-90 + -|                                   |
 \\        \      2/                                   /
$$- \begin{cases} 0 & \text{for}\: \left(b - 180 + 58 \pi\right) \bmod \pi = 0 \\\frac{2 \tan{\left(\frac{b}{2} - 90 \right)}}{\tan^{2}{\left(\frac{b}{2} - 90 \right)} + 1} & \text{otherwise} \end{cases}$$
               /      b   pi\        
         -2*cos|-90 + - - --|        
               \      2   2 /        
-------------------------------------
/       2/      b   pi\\             
|    cos |-90 + - - --||             
|        \      2   2 /|    /      b\
|1 + ------------------|*cos|-90 + -|
|         2/      b\   |    \      2/
|      cos |-90 + -|   |             
\          \      2/   /             
$$- \frac{2 \cos{\left(\frac{b}{2} - 90 - \frac{\pi}{2} \right)}}{\left(1 + \frac{\cos^{2}{\left(\frac{b}{2} - 90 - \frac{\pi}{2} \right)}}{\cos^{2}{\left(\frac{b}{2} - 90 \right)}}\right) \cos{\left(\frac{b}{2} - 90 \right)}}$$
                   /      b\              
             -2*sec|-90 + -|              
                   \      2/              
------------------------------------------
/         2/      b\   \                  
|      sec |-90 + -|   |                  
|          \      2/   |    /      b   pi\
|1 + ------------------|*sec|-90 + - - --|
|       2/      b   pi\|    \      2   2 /
|    sec |-90 + - - --||                  
\        \      2   2 //                  
$$- \frac{2 \sec{\left(\frac{b}{2} - 90 \right)}}{\left(\frac{\sec^{2}{\left(\frac{b}{2} - 90 \right)}}{\sec^{2}{\left(\frac{b}{2} - 90 - \frac{\pi}{2} \right)}} + 1\right) \sec{\left(\frac{b}{2} - 90 - \frac{\pi}{2} \right)}}$$
 //               0                  for (-180 + b + 58*pi) mod pi = 0\
 ||                                                                   |
 ||               2                                                   |
 ||--------------------------------              otherwise            |
-|
            
$$- \begin{cases} 0 & \text{for}\: \left(b - 180 + 58 \pi\right) \bmod \pi = 0 \\\frac{2}{\left(1 + \frac{1}{\tan^{2}{\left(\frac{b}{2} - 90 \right)}}\right) \tan{\left(\frac{b}{2} - 90 \right)}} & \text{otherwise} \end{cases}$$
              /     pi   b\         
        -2*csc|90 + -- - -|         
              \     2    2/         
------------------------------------
/       2/     pi   b\\             
|    csc |90 + -- - -||             
|        \     2    2/|    /      b\
|1 + -----------------|*csc|-90 + -|
|         2/      b\  |    \      2/
|      csc |-90 + -|  |             
\          \      2/  /             
$$- \frac{2 \csc{\left(- \frac{b}{2} + \frac{\pi}{2} + 90 \right)}}{\left(1 + \frac{\csc^{2}{\left(- \frac{b}{2} + \frac{\pi}{2} + 90 \right)}}{\csc^{2}{\left(\frac{b}{2} - 90 \right)}}\right) \csc{\left(\frac{b}{2} - 90 \right)}}$$
 //             0                for (-180 + b + 58*pi) mod pi = 0\
 ||                                                               |
 ||     1         cos(-180 + b)                                   |
-|<------------ - -------------              otherwise            |
 ||   /      b\       /      b\                                   |
 ||tan|-90 + -|    tan|-90 + -|                                   |
 \\   \      2/       \      2/                                   /
$$- \begin{cases} 0 & \text{for}\: \left(b - 180 + 58 \pi\right) \bmod \pi = 0 \\- \frac{\cos{\left(b - 180 \right)}}{\tan{\left(\frac{b}{2} - 90 \right)}} + \frac{1}{\tan{\left(\frac{b}{2} - 90 \right)}} & \text{otherwise} \end{cases}$$
 //                        0                          for (-180 + b + 58*pi) mod pi = 0\
 ||                                                                                    |
-|
            
$$- \begin{cases} 0 & \text{for}\: \left(b - 180 + 58 \pi\right) \bmod \pi = 0 \\\begin{cases} 0 & \text{for}\: \left(b - 180 + 58 \pi\right) \bmod \pi = 0 \\\sin{\left(b - 180 \right)} & \text{otherwise} \end{cases} & \text{otherwise} \end{cases}$$
 //             0               for (-180 + b + 58*pi) mod pi = 0\
 ||                                                              |
 ||     /      b\    /      b\                                   |
 ||2*cos|-90 + -|*csc|-90 + -|                                   |
 ||     \      2/    \      2/                                   |
-|<---------------------------              otherwise            |
 ||               1                                              |
 ||     1 + -------------                                        |
 ||            2/      b\                                        |
 ||         tan |-90 + -|                                        |
 \\             \      2/                                        /
$$- \begin{cases} 0 & \text{for}\: \left(b - 180 + 58 \pi\right) \bmod \pi = 0 \\\frac{2 \cos{\left(\frac{b}{2} - 90 \right)} \csc{\left(\frac{b}{2} - 90 \right)}}{1 + \frac{1}{\tan^{2}{\left(\frac{b}{2} - 90 \right)}}} & \text{otherwise} \end{cases}$$
 //                                                  /           119*pi\             \
 ||                     1                        for |-180 + b + ------| mod 2*pi = 0|
 ||                                                  \             2   /             |
 ||                                                                                  |
-|<                    /        2/     b   pi\\                                      |
 ||(1 - sin(-180 + b))*|-1 + cot |90 - - + --||                                      |
 ||                    \         \     2   4 //                                      |
 ||--------------------------------------------               otherwise              |
 \\                     2                                                            /
$$- \begin{cases} 1 & \text{for}\: \left(b - 180 + \frac{119 \pi}{2}\right) \bmod 2 \pi = 0 \\\frac{\left(- \sin{\left(b - 180 \right)} + 1\right) \left(\cot^{2}{\left(- \frac{b}{2} + \frac{\pi}{4} + 90 \right)} - 1\right)}{2} & \text{otherwise} \end{cases}$$
 //                            /           119*pi\             \
 ||          1             for |-180 + b + ------| mod 2*pi = 0|
 ||                            \             2   /             |
 ||                                                            |
 ||        2/     b   pi\                                      |
-|<-1 + cot |90 - - + --|                                      |
 ||         \     2   4 /                                      |
 ||----------------------               otherwise              |
 ||       2/     b   pi\                                       |
 ||1 + cot |90 - - + --|                                       |
 \\        \     2   4 /                                       /
$$- \begin{cases} 1 & \text{for}\: \left(b - 180 + \frac{119 \pi}{2}\right) \bmod 2 \pi = 0 \\\frac{\cot^{2}{\left(- \frac{b}{2} + \frac{\pi}{4} + 90 \right)} - 1}{\cot^{2}{\left(- \frac{b}{2} + \frac{\pi}{4} + 90 \right)} + 1} & \text{otherwise} \end{cases}$$
 //                 0                   for (-180 + b + 58*pi) mod pi = 0\
 ||                                                                      |
 ||           sin(-180 + b)                                              |
 ||-----------------------------------              otherwise            |
 ||/        2          \                                                 |
-|<|     sin (-180 + b)|    2/      b\                                   |
 |||1 + ---------------|*sin |-90 + -|                                   |
 |||         4/      b\|     \      2/                                   |
 |||    4*sin |-90 + -||                                                 |
 ||\          \      2//                                                 |
 \\                                                                      /
$$- \begin{cases} 0 & \text{for}\: \left(b - 180 + 58 \pi\right) \bmod \pi = 0 \\\frac{\sin{\left(b - 180 \right)}}{\left(1 + \frac{\sin^{2}{\left(b - 180 \right)}}{4 \sin^{4}{\left(\frac{b}{2} - 90 \right)}}\right) \sin^{2}{\left(\frac{b}{2} - 90 \right)}} & \text{otherwise} \end{cases}$$
 //                    0                      for (-180 + b + 58*pi) mod pi = 0\
 ||                                                                            |
 ||             2*sin(-180 + b)                                                |
 ||-----------------------------------------              otherwise            |
 ||                    /        2          \                                   |
-|<                    |     sin (-180 + b)|                                   |
 ||(1 - cos(-180 + b))*|1 + ---------------|                                   |
 ||                    |         4/      b\|                                   |
 ||                    |    4*sin |-90 + -||                                   |
 ||                    \          \      2//                                   |
 \\                                                                            /
$$- \begin{cases} 0 & \text{for}\: \left(b - 180 + 58 \pi\right) \bmod \pi = 0 \\\frac{2 \sin{\left(b - 180 \right)}}{\left(1 + \frac{\sin^{2}{\left(b - 180 \right)}}{4 \sin^{4}{\left(\frac{b}{2} - 90 \right)}}\right) \left(- \cos{\left(b - 180 \right)} + 1\right)} & \text{otherwise} \end{cases}$$
 //                          0                            for (-180 + b + 58*pi) mod pi = 0\
 ||                                                                                        |
 ||/        0          for (-180 + b + 58*pi) mod pi = 0                                   |
 |||                                                                                       |
 |||       /      b\                                                                       |
-|<|  2*cot|-90 + -|                                                                       |
 ||<       \      2/                                                  otherwise            |
 |||-----------------              otherwise                                               |
 |||       2/      b\                                                                      |
 |||1 + cot |-90 + -|                                                                      |
 \\\        \      2/                                                                      /
$$- \begin{cases} 0 & \text{for}\: \left(b - 180 + 58 \pi\right) \bmod \pi = 0 \\\begin{cases} 0 & \text{for}\: \left(b - 180 + 58 \pi\right) \bmod \pi = 0 \\\frac{2 \cot{\left(\frac{b}{2} - 90 \right)}}{\cot^{2}{\left(\frac{b}{2} - 90 \right)} + 1} & \text{otherwise} \end{cases} & \text{otherwise} \end{cases}$$
 //                  0                    for (-180 + b + 58*pi) mod pi = 0\
 ||                                                                        |
 ||              /      b   pi\                                            |
 ||         2*sec|-90 + - - --|                                            |
 ||              \      2   2 /                                            |
 ||-------------------------------------              otherwise            |
-|
            
$$- \begin{cases} 0 & \text{for}\: \left(b - 180 + 58 \pi\right) \bmod \pi = 0 \\\frac{2 \sec{\left(\frac{b}{2} - 90 - \frac{\pi}{2} \right)}}{\left(1 + \frac{\sec^{2}{\left(\frac{b}{2} - 90 - \frac{\pi}{2} \right)}}{\sec^{2}{\left(\frac{b}{2} - 90 \right)}}\right) \sec{\left(\frac{b}{2} - 90 \right)}} & \text{otherwise} \end{cases}$$
 //                    0                       for (-180 + b + 58*pi) mod pi = 0\
 ||                                                                             |
 ||                   /      b\                                                 |
 ||              2*cos|-90 + -|                                                 |
 ||                   \      2/                                                 |
 ||------------------------------------------              otherwise            |
-|
            
$$- \begin{cases} 0 & \text{for}\: \left(b - 180 + 58 \pi\right) \bmod \pi = 0 \\\frac{2 \cos{\left(\frac{b}{2} - 90 \right)}}{\left(\frac{\cos^{2}{\left(\frac{b}{2} - 90 \right)}}{\cos^{2}{\left(\frac{b}{2} - 90 - \frac{\pi}{2} \right)}} + 1\right) \cos{\left(\frac{b}{2} - 90 - \frac{\pi}{2} \right)}} & \text{otherwise} \end{cases}$$
 //                   0                      for (-180 + b + 58*pi) mod pi = 0\
 ||                                                                           |
 ||                  /      b\                                                |
 ||             2*csc|-90 + -|                                                |
 ||                  \      2/                                                |
 ||----------------------------------------              otherwise            |
-|
            
$$- \begin{cases} 0 & \text{for}\: \left(b - 180 + 58 \pi\right) \bmod \pi = 0 \\\frac{2 \csc{\left(\frac{b}{2} - 90 \right)}}{\left(\frac{\csc^{2}{\left(\frac{b}{2} - 90 \right)}}{\csc^{2}{\left(- \frac{b}{2} + \frac{\pi}{2} + 90 \right)}} + 1\right) \csc{\left(- \frac{b}{2} + \frac{\pi}{2} + 90 \right)}} & \text{otherwise} \end{cases}$$
-Piecewise((0, Mod(-180 + b + 58*pi = pi, 0)), (2*csc(-90 + b/2)/((1 + csc(-90 + b/2)^2/csc(90 + pi/2 - b/2)^2)*csc(90 + pi/2 - b/2)), True))
Численный ответ [src]
sin(180 - b)
sin(180 - b)
Рациональный знаменатель [src]
-sin(-180 + b)
$$- \sin{\left(b - 180 \right)}$$
-sin(-180 + b)