Question

Sendo A =2x2+1 e B =-2x2+x+2 determine no caderno o valor de: A+B

Answer 1

-2x . 2 + x + 2=
-4x + x = - 2
-3x = -2
X = 2/3
X= 0,66666667
2x . 2 + 1 + -2x . 2 + x + 2
4x + 1 - 4x + x + 2
+ 1 + x + 2
3 + x = 3,06666667