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Angle α lies in quadrant II, and tanα=−12/5. Angle β lies in quadrant IV, and cosβ=35.

What is the exact value of cos(α+β)?

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Angle α lies in quadrant II, and tanα=−12/5. Angle β lies in quadrant IV, and cos-example-1
User ScottL
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1 Answer

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Answer:

Explanation:

[-5/13] 3/5 +12+13 [-4/5 = - 63/65

User Manish Shrivastava
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