Algebra 2 Homework & I Am In Need Of Some Help..

Can Someone Solve :

x³-x²-42x
—————
2x²-20x+42

x³-x²-42x
————— =
2x²-20x+42


x(x^2 - x - 42)
___________ =
2(x^2 - 10x + 21)


x(x -7)(x +6)
__________ =
2(x -3)(x -7)


x(x +6)
_____
2(x -3)

X(x^2-x-42)
----------------
2(x^2-10x+21)

= x(x+6)(x-7)
-------------------
2(x-3)(x-7)
X-7 cancels


X(x+6)
---------- <---------- answer. Hope it helps
2(x-3)

x³-x²-42x
—————
2x²-20x+42
=
x(x²-x-42)
—————
2(x²-10x+21)
=
x(x-7)(x+6)
—————
2(x-7)(x–3)
=
x(x+6)
—————
2(x–3)
----

look on the interenet