2m+1 2m-1 4 скобка открывается _____ - _____ скобка закрывается : ____ 2m-1 2m+1 10m-5. Created by lika368. algebra-ru

2m+1 2m-1 ...

lika368 @lika368

July 2022 1 12 Report

2m+1 2m-1 4
скобка открывается _____ - _____ скобка закрывается : ____
2m-1 2m+1 10m-5

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NNNLLL54

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$(\frac{2m+1}{2m-1}-\frac{2m-1}{2m+1}):\frac{4}{10m-5}=\frac{(2m+1)^2-(2m-1)^2}{(2m-1)(2m+1)}:\frac{4}{5(2m-1)}=\\=\frac{4m^2+4m+1-4m^2+4m-1}{(2m-1)(2m+1)}\cdot \frac{5(2m-1)}{4}=\frac{8m\cdot 5(2m-1)}{(2m-1)(2m+1)\cdot 4}=\\=\frac{10m}{2m+1}$

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1)(x+3)^2-1;2)49x^2-(y+8x)^2;3)9-(7+3a)^2;4)(a+b)^2-(b-c)^2;5)(4a-3)^2-16;6)(2b-...

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lika368 August 2022 | 0 Ответы

6=0 2)25x^2-16=0 3)x^2-36=0 4)y^2-49=0 5)y^2-0.25=0 6)64-9x^2=0 7)9x^2-4=0 8)z^2...

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lika368 July 2022 | 0 Ответы

1tri provodnika soprotivleniem 12 om 12 om i 6 om soedineny parallelno oprede

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lika368 July 2022 | 0 Ответы

danor130omr230omr330omr430omr530omr630omr730omuobsh15vnajtiy1sila toka

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lika368 July 2022 | 0 Ответы

12x2bx 100 esli on imeet koren 5najti b i reshit uravnenie23x2bx240 e

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1)(x+3)^2-1;2)49x^2-(y+8x)^2;3)9-(7+3a)^2;4)(a+b)^2-(b-c)^2;5)(4a-3)^2-16;6)(2b-...

6=0 2)25x^2-16=0 3)x^2-36=0 4)y^2-49=0 5)y^2-0.25=0 6)64-9x^2=0 7)9x^2-4=0 8)z^2...

1tri provodnika soprotivleniem 12 om 12 om i 6 om soedineny parallelno oprede

danor130omr230omr330omr430omr530omr630omr730omuobsh15vnajtiy1sila toka

12x2bx 100 esli on imeet koren 5najti b i reshit uravnenie23x2bx240 e

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