Question

Is the given linear expression a factor of the polynomial?
h(x) = x^4 - 4x^3 - 15x^2 + 58x - 40; x-5

Answer 1

this should help...
https://mathway.com/

Answer 2

just use the factor theorem

so if x - 5 is a factor there will be a zero remainder.

so x - 5 = 0 then x = 5 is a possible zero of the polynomial.

to then find h(5) by substituting into the polynomial.

if h(5) = 0 then x - 5 is a factor

hope it helps

Answer 3

Oh okay thanks that did !!