Question

Simplify (3x^2 − 2) + (2x^2 − 6x + 3).

A: 5x^2 − 6x + 1
B: 5x^2 − 6x − 1
C: x^2− 6x + 1
D: 5x^2 − 8x + 3

Answer 1

It is A
My work is shown here

Answer 2

A.

Explanation:

(3x^2 - 2) + (2x^2 - 6x + 3) = (get rid of brackets)

= 3x^2 - 2 + 2x^2 - 6x + 3 = (combine like terms)

= 5x^2 - 6x + 1