Question: Please use paper :) 7. Using either the sum of two angles or the difference of two angles formula, find the exact value of sin375.

Please use paper :)

7. Using either the sum of two angles or the difference of two angles formula, find the exact value of sin375. (9 points) 8. Given obtuse angle A and angle B terminates in Quadrant III, where sinA = 4 and sinB =-7/8, find the exact value of cos(A + B) (7 points)

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