asked 42.1k views
2 votes
Thanks in advance for any assistance! Assume that θ is a positive acute angle.

Given: cosθ = 45/53

Find: cos2θ

asked
User Zahava
by
8.1k points

1 Answer

3 votes

Answer:

1≠0.346485

Explanation:

answered
User Jacoblambert
by
8.6k points
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