`t = (2pi)/3` Evaluate if possible the six trigonometric functions at the read number

Textbook Question

Chapter 4, 4.2 - Problem 23 - Precalculus (3rd Edition, Ron Larson).
See all solutions for this textbook.

1 Answer | Add Yours

kspcr111's profile picture

kspcr111 | In Training Educator

Posted on

`sin(t) = sin(2pi/3) = sqrt(3)/2 =0.8660`

`cos(t) = cos(2pi/3) = -1/2 = -0.5`

`tan(t) =tan(2pi/3) = -sqrt(3) = -1.7320`

`csc(t)= csc(2pi/3) =2/sqrt(3) = 1.1547`

`sec(t)=sec(2pi/3) = -2`

`cot(t)= cot(2pi/3) = -1/sqrt(3) = - 0.5773`

We’ve answered 318,929 questions. We can answer yours, too.

Ask a question