Question

State any restrictions on the variables.

9x-3x^2/x+3

A.


x ≠ 3


B.


x ≠ –3


C.


x ≠ –3 and x ≠ 3


D.
no restrictions are needed

Answer 1

@davidmack

Answer 2

9x-3x^2/x+3

As written, \(9x - \dfrac{3x^{2}}{x} + 3\), we need \(x\ne 0\)

If you remember your Order of Operations and use some parentheses

( 9x-3x^2)/(x+3) = \(\dfrac{9x-3x^{2}}{x+3}\), we need \(x \ne -3\)

Proper Notation makes all the difference.

Answer 3

x cant = 3 so a i think

Answer 4

holy crap thx!

Answer 5

ya

Answer 6

So was it x≠3 or x≠-3 or both?

Answer 7

Why would x = 3 be a problem?