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find the number of solutions of following equation in [0, 2pi]

sinx + root3 cosx = 1.5

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oobleck

oobleck answered
2 years ago

sinx + √3 cosx = 3/2

sinx * 1/2 + cosx √3/2 = 3/4
sin(x + π/3) = 3/4
Looks like 2 solutions to me.

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