Question

Subtract and simplify:
(3x^2 + 7) − (x^2 − 6x + 4)

a)2x^2 + 6x + 3
b)4x^2 − 6x + 3
c)2x^2 + 6x + 11
d)4x^2 + 3

Answer 1

Distribute the negative and then collect like terms like such.. \(\large (3x^2-x^2)+(-6x)+(7-4)\)
Now just simplify.

Answer 2

b?

Answer 3

Excuse that extra negative.. just \(\large (3x^2-x^2)+(6x)+(7-4)\)

Answer 4

is it be?

Answer 5

Not b.

Answer 6

A, made a mistake on the first one.