Question

(x-3)(x+4)-(x+1)-(x+1)(x+2) ayúdenme por favor

Answer 1

Respuesta:

(x-3)(x+4)-(x+1)-(x+1)(x+2)

(x−3)(x+4)−x−1−(x+1)(x+2)

x​2 +4x−3x−12−x−1−(x+1)(x+2)

x ​2 +4x−3x−12−x−1−(x 2 +2x+x+2)

x 2 +4x−3x−12−x−1−x​2 −2x−x−2

(x 2 −x2 )+(4x−3x−x−2x−x)+(−12−1−2)

−3x−15