# MS. SUE!!!!!!

posted by .

Factor each expression

3n squared - 3

• MS. SUE!!!!!! -

3n^2 - 3
= 3(n^2 - 1) -----> using common factor
= 3(n-1)(n+1) ----> difference of squares

## Similar Questions

1. ### Factor completely

I am to factor this completely and I am stuck. 2r^3 + 8r^2 +6r Note: x^2 is x-squared (that is, x with the superscript 2), etc. This is a double post. The equation is r but the explanation for the squared term uses x's.
2. ### math

factor (15a squared bc squared -9a squared b to the fourth c) by finding the gcf I think the answer is either 3abc(5ac - 3a cubed) or 3a squared bc(5c - 3b cubed) Am i on the right track?
3. ### math

Factor (15a squared bc squared -9a squared b to the fourth c) by finding the gcf. I think the answer is 3abc(5ac-3ab3). I got it because I found the gcf of the coefficents which are 3. I subtracted one from each exponent so, i canceled …
4. ### math

sketch the image of f(x) after: a) a horizontal compression by a factor of 1/2 b) a veritcal expansion by a factor of 3 c) both transformations in parts a and c have been applied d) write the equations of the three image for a b and …
5. ### Math- Algebra

i'm having troubles with some sums how would you factorize completely 9a(squared) - b(squared)?
6. ### algerbra

i have to simply the expression 3x squared-10+4x+8-x squared, so far i have this 1x squared+4x-2 3x squared-1xsqaured+4x -10+8 2x squared+4x-2 i know its kinda confusing becasue i type sqaured so many time, am i on the right track?
7. ### math 116

find an equivalent equation with the given denominator 7/b= ?
8. ### math (ms sue)

how would I factor x to the thrid + 3x squared - x -3 I got (x+3) (x squared -1) and my teacher marked me wrong.
9. ### math

The square of a certain whole number N is N squared. If 60 is a factor of N squared, its possible that __ is not a factor of N squared.
10. ### math

The square of a certain whole number N is N squared.If 60 is a factor of N squared ,its possible that xis not a factor of N squared.

More Similar Questions