Question

Mă puteti ajuta la acest exercitiu?

Answer 1

(8x⁶-16x⁴) :(-2x²)²+(2x)³ × (2+3x) :(2x)²=
=8x⁴(x²-2) :4x⁴+2x × (2+3x)=
=2(x²-2)+4x+6x²=
=2x²-4+4x+6x² =
=8x²-4+4x =
=4(2x²+x-1) =
=4(x²+x+x²-1) =
=4[x(x+1)+(x-1)(x+1)] =
=4(x+1)(x+x-1) =
=4(x+1)(2x-1)