Matematika

Pertanyaan

Buktikan 1-Sin²x.tan²x = sin²x

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  • [tex]1 - \sin {}^{2}x . \tan {}^{2}x = \sin {}^{2} x \\ \sin {}^{2} x + \cos {}^{2} x - \sin {}^{2} x.tan {}^{2} x = sin {}^{2} x \\ cos {}^{2} x.tan {}^{2} x = sin {}^{2} x[/tex]

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