bentuk (cosx+sinx)²/(cosx-sinx)²=
Matematika
aulia1900
Pertanyaan
bentuk (cosx+sinx)²/(cosx-sinx)²=
1 Jawaban
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1. Jawaban 234els
(cosx+sinx)²/(cosx-sinx)²
(cos²x+2sinxcosx+sin²x)/(cos²-2sinxcosx+sin²x)
1+2sinxcosx/1-2sinxcosx