contestada

1. x2+3x+2x2−2x−3⋅x−3x+1
2.x2−8x−9x2−2x−63⋅x2+13x+42x2−2x−3
3.5(x+5)x2+2x−15⋅6(x−3)x2+5x+4

Respuesta :

Answer:

1= 3x^2-5x+1   2=-29x^2+x-3   3=-85x^3+295x^2+7x+4 ( this is when you simplify)

Step-by-step explanation:

Answer:

1

Step-by-step explanation: