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15 POINTS! please answer this math problem

15 POINTS! please answer this math problem-example-1
User Gkubed
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2 Answers

2 votes

Answer:

d

Explanation:

User Thenewseattle
by
4.3k points
7 votes

Answer:

D

Explanation:

by definition of cos, well many examples for this

User Prateek Joshi
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