Question

Fatorando o radicando, simplifique as expressoes

a) x²-2xy+y²= b)x²+2x+1= c) 4+x²-8x+4 = d) 2a²+4ab+2b²=

Answer 1

atorando o radicando, simplifique as expressoes

a) x²-2xy+y²=  ( x - y )²


b)x²+2x+1= ( x + 1 )


c) 4+x²-8x+4 =  x² - 8x + 8


d) 2a²+4ab+2b² =  2(a² + 2ab + b² ) ==> 2( a + b)²