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40 POINTS!!!! PLEASE HELP!!!!

40 POINTS!!!! PLEASE HELP!!!!-example-1
User Peterw
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2 Answers

4 votes

Answer:

cos(2x) = √17/17

Explanation:

Use the Pythagorean Theorem to find the sides of the triangle, then use trigonometric identities

User Christian Michael
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3.8k points
3 votes

Answer:

cos(2x) = √17/17

Explanation:

Use the Pythagorean Theorem to find the sides of the triangle, then use trigonometric identities??

User Martyn C
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4.2k points