Report - e ze e - Edl...l + LDtL 0 t':£!B ~ = _CO_=-(C -6. sec B-l tanB Prove: = - tanB secB +1 Simplify. Simplify. . 7. 2sin 2xcos2x 7. cos 2x -sin~ 2x &J:, 2(1X) ~1 ~4iJ 2 tan 6B 8. , I

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