precal question

Question

Find the reference number for each value of t.

(a)    t = 4π/7

(b)    t = − 5π/9

(c)    t = −2

(d)    t = 5

Answer 1

Draw and label a diagram!

(a) 3π/7

(b) 4π/9

(c) π - 2^r

(d) 2π - 5^r