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Algebra
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OpenStudy (anonymous):
Question Part Points 1 2 3 4 –/2.5 –/2.5 –/2.5 –/2.5 Total –/10 Use inverse trigonometric functions to find the solutions of the equation that are in the given interval, and approximate the solutions to four decimal places. cos(x)(7cos(x) + 4) = 1; [0, 2π)
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