X^2+1/X-4 - X^2-1/X+3 = 23 . Created by Nanler. algebra-ru

X+3 = 23 ...

July 2022 1 8 Report

X^2+1/X-4 - X^2-1/X+3 = 23

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dimanzakharov $[tex]\frac{x^2+1}{x-4}- \frac{x^2-1}{x+3}=23 \\ ODZ: x\neq-3;x\neq 4 \\ \frac{16x^2-25x-275}{(x-4)(x+3)}=0 \\ 16x^2-25x-275=0 \\ D=18225 = \sqrt{135} \\ x1=5 \\ x2=- \frac{55}{16}$

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proizvedite vychisleniya v 50 g rastvora sahara soderzhitsya 10 g sahara chemu rav

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