SOLUTION: Refer to the graph of y = sin x or y = cos x to find the exact values of x in the interval [0, 4π] that satisfy the equation. (Enter your answers as a comma-separated list.)

Algebra ->  Trigonometry-basics -> SOLUTION: Refer to the graph of y = sin x or y = cos x to find the exact values of x in the interval [0, 4π] that satisfy the equation. (Enter your answers as a comma-separated list.)       Log On


   

Question 920427: Refer to the graph of y = sin x or y = cos x to find the exact values of x in the interval [0, 4π] that satisfy the equation. (Enter your answers as a comma-separated list.)
9 sin x = −9
x=?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

interval [0, 4π]

sin x = -1

x = π/6, 13π/6   (π/6 + 2π = 13π/6)

...........

(cosx, sinx) Summary Unit Circle

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