Question

Resolver:

(x+1)2+(x+2)2=(x+3)2+(x+4)2.

Answer 1

Respuesta:

b) (2x - 3)(-2x + 2) + x(-2x + x + 1) = -4x® + 4x + 6x - 6 - 2x* + x + x = -6x + ... c) 4(x3 - x + 3) – 21* + 3x)(-2x + 5) = 4x8 – 4x + 12 + 4x2 – 10x + 12x ...