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At least one of the answers above is NOT correct. (3 points) Given cos(2a) = _s117 and 2a is in quadrant IV, find exact values

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At least one of the answers above is NOT correct. (3 points) Given cos(2a) = _s117 and 2a is in quadrant IV, find exact values of the six trigonometric functions. Note: You are not allowed to use decimals in your answer. sin(o:) = 7/9 cos(a) = 4sqrt2/9 tan(a) = 7/(4sqrt2) csc(a) = 9/7 sec(a) = 9/(4sqrt2) cot(a) = 4sqrt2/7

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