find the following trigonometric values.
express your answers exactly.

$\cos(240^{\circ}) = $

$\sin(240^{\circ}) = $

Question

find the following trigonometric values.
express your answers exactly.

$\cos(240^{\circ}) = $

$\sin(240^{\circ}) = $

Accepted Answer

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QUESTION IMAGE

Question

Explanation:

Find the reference angle

Determine the quadrant and signs

Calculate the exact values

Answer:

Question 1

Question 2