Question

São dados os polinômios:
A= 2x-x-1
B= -3x+3x C= 4x-3
D= x+7x+1
E= 2x+6

Calcule:

a) A+B+C =
b) A+B+D+E =
c) B+C+E =

Answer 1

A)  2x - x -1 +( -3 x +3 x) + 4x - 3
 2 x - x -1 -3x +3 x + 4 x - 3
5 x -1 -3
5x - 4

b)   2 x - x -1 +(- 3 x + 3 x) + x +  7 x +1 +  2 x + 6
2 x -x -1 -3 x +3 x + x +7x + 2 x +6

11x +5

c)  -3 x + 3 x + 4 x - 3 + 2 x +6
6 x +3