Упростите выражение: (x^-2-y^-2) : (2x+2y)^2

JustCrisi @JustCrisi

August 2022 1 23 Report

Упростите выражение: (x^-2-y^-2) : (2x+2y)

^2 - степень

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Verified answer

$(x^{-2}-y^{-2}):(2x+2y)=(\frac{1}{x^{2}}-\frac{1}{y^{2} })*\frac{1}{2(x+y)}=\frac{y^{2}-x^{2} }{x^{2}y^{2}}*\frac{1}{2(x+y)}=\\\\=\frac{(y-x)(x+y)}{x^{2}y^{2}*2(x+y)}=\boxed{\frac{y-x}{2x^{2}y^{2}}}$

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Verified answer

5x12y 3 pomogite uravnenie reshit

rassmotrite osobennosti soedineniya cherepa s pozvonochnikom pomogite pliz biologi

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kakaya massa meda mozhet pomestitsya v bankuobemom v 3 litra

uprostite vyrazheniena foto

chem otlichaetsya napryazhenie elektricheskogo toka ot moshnosti elektricheskogo toka

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