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anastasya2029
@anastasya2029
July 2022
2
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Разложите на множители: 2x в 3 степени + x во 2 степени - 2x-1
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Alexx999777
Verified answer
2x³+х²-2х-1= (2х+1)(х-1)(х+1)
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tanyacool
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=(2х³+х²)-(2х+1)=х²(2х+1)-1(2х+1)=(х²-1)(2х+1)
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Answers & Comments
Verified answer
2x³+х²-2х-1= (2х+1)(х-1)(х+1)Verified answer
=(2х³+х²)-(2х+1)=х²(2х+1)-1(2х+1)=(х²-1)(2х+1)