Mark M. answered • 09/12/19
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2 sin x cos x = sin 2x
sin2 2x + sin 2x - 2 = 0
(sin 2x + 2)(sin 2x - 1) = 0
Can you complete and answer?
Bryan S.
asked • 09/11/19Trigonometri santuyyy
Sin22x+2sinxcosx -2 =0
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