What are the six trig function values of (11pi)/4?

1 Answer
Nov 13, 2015

Find the 6 trig function values of (11pi)/4

Explanation:

sin ((11pi)/4) = sin ((3pi)/4 + 2pi) = sin ((3pi)/4) = sqrt2/2
cos ((11pi)/4) = cos ((3pi)/4 + 2pi) = cos ((3pi)/4) = -sqrt2/2
tan ((11pi)/4) = sin/(cos) = - 1
cot ((11p)/4) = 1/(tan) = -1
sec ((11pi)/4) = 1/(cos) = 2/sqrt2 = sqrt2
csc ((11pi)/4) = 1/(sin) = -2/sqrt2 = -sqrt2