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Simplify the following trigonometric expressions: (trig identities) 4 sin 2x cos 2x . 1- sec 2 x . cos 2 x- sin 2 x . cos 2 x+ sin 2 x . Write out the reciprocal identities, quotient identities and Pythagorean identities. 15. Complete the Properties. Author: LNICHOLS ................
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