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OpenStudy (anonymous):
I don't know where to begin with this, -3+40sinx=32cos^2 x
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OpenStudy (anonymous):
what about it
OpenStudy (anonymous):
@petewe I don't know how to solve this.
OpenStudy (anonymous):
-3 + 40sinx - 32(1-sin^2(x)) = 0 -3 + 40sinx - 32 + sin^2(x) = 0 40sinx + sin^2(x) -35 = 0 solve the quadratic.
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