Question

What is the sum of the roots of the polynomial shown below?

f(x)=3x^3+12x^2+3x-18

And, how did you get the answer?

Answer 1

The sum can be give by -b/a

So it's (-12)/3

The sum is -4

Answer 2

given*

Answer 3

Thank you, that makes sense :) ... I was trying to make it be a lot harder than it is, apparently.

Answer 4

@piibee.jay Sure, no problem. You can find tons of homework help on these types of problems at hwhelpguy.weebly.com if you want.

Answer 5

Sure will, thanks!

Answer 6

@piibee.jay No, thank you! I started that website a few weeks ago, and I want to help people with homework as much as possible. Thanks again! xD