Question

help please!! state the possible rational zeros for each function. then find all zeros. y=x^3-13x^2-x+13 show all the step please .thanks

Answer 1

look at the grouping:

x^2(x-13) - (x-13)
(x^2-1)(x-13)
(x-1)(x+1)(x-13)

Answer 2

i know