Срочно! Уравнение решите плиз! (5m-3)(1+4)=42-(10m+1)(3-2m). Created by HeyaLove. algebra-ru

Срочно! Уравнение решите плиз! (5m-3)(1+4)=42-(10m+1)(3-2m)...

August 2022 1 1 Report

Срочно! Уравнение решите плиз!
(5m-3)(1+4)=42-(10m+1)(3-2m)

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chernavina2002 (5m-3)(1+4)=42-(10m+1)(3-2m)
5m+20m-3-12=42-30m+20m^2+3-2m
25m-15=45-32m+20m^2
25m+32m-15-45-20m^2=0
57m-60-20m^2=0
-20m^2+57m-60=0
a=-20;b=57;c=-60
D=b^2-4*a*c
D=57^2-4*(-20)*(-60)
D=3249-4800
D=-1551

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skolko soli i skolko vody soderzhatsya v 200 g rastvora soli esli sol i vodaf207aa0c3f9a1c0f7a31f24b6cb801c0 65350

1) mx^2-mz^2 2) 5a^2-10ab+5b^2 3) 45m+6n-3mn-90 4) x^2-y^2-x+y 5) mk^4-k^4+mk^3-...

pomogite s domashnim zadaniem pozhalujsta ochen srochno 1 mx2 mz2 2 5a2 10a

najdite xyz esli xxx27 xyy108 yzz12

skolko soli i skolko vody soderzhatsya v 200 g rastvora soli esli sol i voda

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