Question

Explain how to factor 3x^2+6x-72 completely

Answer 1

Factor out the 3, then factor whats left.

Answer 2

hint \(\large 3x^2+6x-72 \implies
\begin{array}{cccllll}
3(x^2&+2x&-24)\\
&\uparrow &\uparrow \\
&6-4&6\cdot -4
\end{array}\)

Answer 3

3(x² - 2x - 24)
3(x - 6)(x + 4)
The answers are 6 and -4

Answer 4

No answers needed it is an expression not an equation, just factor
it is all part of the answer including the 3.