Question

Find the zeroes and multiplicity of the polynomial.
g(x)=5x(x^2-2x-1)
I think the multiplicity is 2?

Answer 1

\[x=0\space\space;x=1\pm\sqrt2\]

Answer 2

how did you get that? quadratic formula?

Answer 3

i did completing the square.

Answer 4

Do you know what the multiplicity is?

Answer 5

Not entirely, I think it has to do with how many times the roots of an equation can be represented by the equation itself, or something?

Answer 6

Ok, so it would be 1?

Answer 7

I think so.

Answer 8

Ok thank you!