Question

which of the binomial below is a factor of this trinomial 4x^3-20x^2+24x
a) x+3
b)x-3
c)2x-3
d)2x+3

Answer 1

$4x^3-20x^2+24x$

$4x (x^2-5x+6)$

$4x(x-2)(x-3)$

$(b)x-3$

Answer 2

b) x - 3

see attached for proof