Question

1. Find all solutions for the equation 4x^3 + 12x^2 – 40x = 0. Show and explain your work.

Answer 1

What can you factor out?

Answer 2

*hint you want to make it so that it looks like \[a x^{2}+bx+c=0\]

Answer 3

Were you able to solve it?

Answer 4

Try multiplying everything by

\[\frac{ 4x }{ 4x }\]

same as multiplying by 1

Answer 5

basicaly factoring out what each of those terms has in common, a 4 for the number and an x for the variable, pull that out front, and divide each term by that greatest factor

Answer 6

4x( .........) = 0