r^2 - 9w^2? | fedest.com

2 ⤊

r^2 - 9w^2?

factor the polynomial

_________

2007-08-03 17:10:13 · 4 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics

By the difference of two squares,
(a + b)(a - b) = a^2 - b^2

Applying differences of two squares,
r^2 - 9w^2 = (r + 3w)(r - 3w)

2007-08-03 17:13:52 · answer #1 · answered by Anonymous · 0⤊ 0⤋

(r-3w)(r+3w)
Difference of squares

2007-08-04 00:13:11 · answer #2 · answered by Anonymous · 0⤊ 0⤋

(r-3w)(r+3w)

2007-08-07 22:55:10 · answer #3 · answered by Anonymous · 0⤊ 0⤋

(r - 3w) (r + 3w)

2007-08-04 03:25:21 · answer #4 · answered by Como 7 · 2⤊ 0⤋