Упростите выражения:а)(3-5х)^2-(3x-2)(5x+1)б)6(a-2)(a-3)-4(a-3)^2. Created by Katya157682525. algebra-ru

Упростите выражения:а)(3-5х)^2-(3x-2)(5x+1)б)6(a-2)(a-3)-4(a-3)^2...

July 2022 1 3 Report

Упростите выражения:
а)(3-5х)^2-(3x-2)(5x+1)
б)6(a-2)(a-3)-4(a-3)^2

Answers & Comments

ladykortyukowa 1) ...= 9 - 30х + 25х^2 - 15х^2 - 3х +10х + 3 = 10х^2 - 23х + 12
2) ...= 6а^2 - 18а - 12а + 36 - 4(а^2 - 6а +9) = 6а^2 - 18а - 12а + 36 - 4а^2 + 24а - 36 = 2а^2 - 6а = 2а(а - 3)

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Answers & Comments

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ukazhite chemu ravny proizvedenie i summa kornej uravneniya i opredelite znaki kor2b921581939244c382a73002b8f27a1b 65313

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uprostite vyrazhenie 1 3312 2 2 3250

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