Question

Sendo a= 5x² + 3x -14 e b= 2x² + 5x + 11, determine: a) A-B b) B-A c) 2. (a+b)

Answer 1

2y^2z - 4y^4z^2 + 2y^2z + 5 + y= -4y^4z^2 + 2y^2z + 2y^2z + y + 5= -4y^4z^2 + 4y^2z + y + 5