Помогите пожалуйста!!!))) 1) (a^2b-ab^2)(a+b) 2)K^2L-L^2K 3)u^2-v^2+3v+3u 4)(ax+b)(cx+d). Created by goooll. algebra-ru

Помогите пожалуйста!!!))) 1) (a^2b-ab^2)(a+b) 2)K^2L-L^2K 3)u^2-v^2+3v+3u 4)(ax+...

goooll @goooll

August 2022 1 12 Report

Помогите пожалуйста!!!)))
1) (a^2b-ab^2)(a+b)
2)K^2L-L^2K
3)u^2-v^2+3v+3u
4)(ax+b)(cx+d)

Answers & Comments

NNNLLL54

Verified answer

$1)\; \; (a^2b-ab^2)(a+b)=ab(a-b)(a+b)=ab(a^2-b^2)=a^3b-ab^3\\\\2)\; \; k^2l-l^2k=lk(k-l)\\\\3)\; \; u^2-v^2+3v+3u=(u-v)(u+v)+3(u+v)=(u+v)(u-v+3)\\\\4)\; \; (ax+b)(cx+d)=acx^2+adx+bcx+bd=\\\\=acx^2+(ad+bc)x+bd$

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