Question

What value is required to complete the square? -3x^2-6x+c?

Answer 1

Answer: 9

Explanation:

`-3x^(2) -6x+c\\`

in order to do this find B. B = -6

divide -6 by 2 and then square that

`((-6)/(2) )^(2)`

`-3^(2)`

⇒ 9