Question

ayudenme please:Calcular: E:(x+4)(x-2)+(x-6)(x-4) el tema es productos notables

Answer 1

(x+4)(x-2)+(x-6)(x-4)
= (x^2 -2x + 4x -8) + (x^2 -4x -6x +24)
= (x^2 +2x -8) + (x^2 - 10x +24)
= x^2 +2x -8 + x^2 -10x +24
= 2x^2 -8x +16
= x^2 -4x + 8