Given, cos a= a lies in quadrant IV, find each of the following. In the first box, show the NUMERICAL, UNSIMPLIFIED expression that leads to your answer and write an exact answer in the second box. DO NOT RATIONALIZE DENOMINATORS OR SIMPLIFY SQUARE ROOTS. sin (20) %3D cos (2a)=

Given, cos a= a lies in quadrant IV, find each of the following. In the first box, show the NUMERICAL, UNSIMPLIFIED expression that leads to your answer and write an exact answer in the second box. DO NOT RATIONALIZE DENOMINATORS OR SIMPLIFY SQUARE ROOTS. sin (20) %3D cos (2a)=

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Given, cos a
,a lies in quadrant IV, find each of the following. In the first box, show the NUMERICAL, UNSIMPLIFIED expression that leads to your answer and write
an exact answer in the second box.
DO NOT RATIONALIZE DENOMINATORS OR SIMPLIFY SQUARE ROOTS.
sin (2a)
cos (2a) =
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