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for angle theta with the point (15, -8) on its terminating side, what is the value of cosine?

A-8/18
B15/17
C-8
D15

Verified Answer :

Peytiii2829

x^2 + y^2 = r^2
15^2 + (-8)^2 = [sqrt(17)]^2
r= 17

cos(theta) = x/r = 15/17
Letter B

Answer:

The answer is B.15/17

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