SOLUTION: sin(-40)/cos(50)

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Question 1002021: sin(-40)/cos(50)
Answer by ikleyn(52788) About Me  (Show Source):
You can put this solution on YOUR website!
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Notice that  sin(40°) = cos(50°),

because  40° + 50° = 90°.

Next,  sin(-40°) = - sin(40°).

Hence,   sin%28-40%5Eo%29%2Fcos%2850%5Eo%29 = -1.

Congrats!