What is the answer to x^2-x-20/x+4 ???

1 ⤊

What is the answer to x^2-x-20/x+4 ???

2007-04-01 00:12:04 · 4 answers · asked by SadToday22 3 in Education & Reference ➔ Homework Help

4 answers

x^2-x-20/x+4
= (x-5)(x+4)/(x+4)
= x-5

2007-04-01 00:17:45 · answer #1 · answered by Anonymous · 0⤊ 0⤋

1) Factor the numerator:

X^2 - X - 20 = (x+4)(x-5)

So you have:
(x+4)(x-5)/x+4

2)Cancel like terms

3)Remainder is the answer:

x-5

Hope this helps!

2007-04-01 00:17:12 · answer #2 · answered by p37ry 5 · 1⤊ 0⤋

x^2-x-20/x +4 multiply all with x
x^3-x^2+4x-20

2007-04-01 00:24:38 · answer #3 · answered by Garfield 2 · 0⤊ 1⤋

equals what? y? x? 0? is this a quadratic equation or a line?

2007-04-01 00:15:24 · answer #4 · answered by Okami 3 · 0⤊ 0⤋