Solution
Solution
+1
Solution steps
Use the following trivial identity:
Simplify
Popular Examples
2cos(pi/(13))cos((9pi)/(13))+cos((3pi)/(13))+cos((5pi)/(13))2csc^2((3pi)/4)0.876sin(-32.1)6(cos((4pi)/3)+isin((4pi)/3))221cos(55)
Frequently Asked Questions (FAQ)
What is the value of 80sin(135) ?
The value of 80sin(135) is 40sqrt(2)