using-the-unit-circle-what-are-the-exact-values-of-cos32-sin32

Question

Using the unit circle, what are the exact values of (cos(3π/2), sin(3π/2))?

Accepted Answer

cos(3π/2) = 0, sin(3π/2) = −1

Answer

cos(3π/2) = 0 and sin(3π/2) = 1

Answer

cos(3π/2) = −1, sin(3π/2) = 0

Answer

cos(3π/2) = 1, sin(3π/2) = 0