Unfortunately, Tashara, you have not provided enuf info from which to calculate the values of a and b. If you were to set <span>F(x)=x(x+a)(x-b) = to 0, then:
x=0,
x=-a
x=-b
but this doesn't answer your question.
Double check that you have shared all aspects of this question.</span>
180 miles? seems like the question is incomplete
Answer:
3a + 2b
is cube root of 27a^3+54a^2b+36ab^2+8b^3