Solution
Solution
+1
Solution steps
Simplify
Rewrite using trig identities
Use the following trivial identity
Use the following trivial identity
Use the following trivial identity
Use the following trivial identity
Simplify
Popular Examples
arccos(4/(sqrt(17)))arcsin(cot((3pi)/4))cos((2pi)/9)(tan(15)+tan(15))/(1-tan(15)tan(15))arctan((-2sqrt(3))/2)
Frequently Asked Questions (FAQ)
What is the value of sin(11/6 pi) ?
The value of sin(11/6 pi) is -1/2