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Paulatasbirec23
a fost răspuns

Descompuneti in factori ireductibili expresia E(x)=(2x+1)5x la puterea 2 -(2x+1)(x^2+1)

Răspuns :

Bunicaluiandrei
E(x) = (2x+1)·5x² - (2x+1)(x²+1) = (2x+1)(5x²-x²-1) = (2x+1)(2x+1)(2x-1) =
= (2x+1)²(2x-1)