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Mathematics, 12.11.2019 11:31 jaycobgarciavis

Angles ∝ and β are the two acute angles in a right triangle. use the relationship between sine and cosine to find the value of β if β < ∝.

sin(7x - 15) = cos(3x + 5)

a) 10°
b) 35°
c) 55°
d) 80°

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