How many solutions are there to the equation sin(x) = -3/7 in the interval [, ]. Cheers.

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Originally Posted by chav86 How many solutions are there to the equation sin(x) = -3/7 in the interval [, ]. Cheers. Draw the graphs of y = sin x and y = -3/7 over [-3 pi, 3 pi]. Count the number of times they intersect.

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