In the problem, t is a real number and P = (x, y) is the point on the unit circl

Question

In the problem, t is a real number and P = (x, y) is the point on the unit circle that corresponds to t. Find the exact value of the indicated trigonometric function of t. (- squareroot 39/8, -5/9) Find cot t. squareroot 39/5 -5 squareroot 39/39 squareroot 39/8 squareroot 39/5 In the problem, t is a real number and P = (x, y) is the point on the unit circle that corresponds to t. Find the exact value of the indicated trigonometric function of t. (squareroot 55/8, 3/8 Find sec t. 8 squareroot 55/55 3 squareroot 55/55 squareroot 55/3 theta/3

Explanation / Answer

( -sqrt39/8 , -5/8)

hypotenuse = sqrt[ 39/64 +25/64] = 1

cost = sqrt(39)/8

( sqrt(55)/8 , 3/8)

hypotenuse = sqrt[ 55/64 + 9/64] =1

sect = 1/cost = 8/sqrt(55) = 8sqrt(55)/55

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