is the answer
8x^3y^9
or
8xy^9
2007-09-04 06:00:54 · 5 answers · asked by rocker chick 2 in Science & Mathematics ➔ Mathematics
thx , my answer was the 1st one but i checked it in the scientific cal. and it said the second one so i wasn't sure thx!
2007-09-04 06:08:36 · update #1
2 ³ x ³ y^9
8 x ³ y^9
2007-09-08 05:59:43 · answer #1 · answered by Como 7 · 0⤊ 0⤋
(2xy^3)^3 can be written as such:
2xy^3 * 2xy^3 * 2xy^3
Break it down:
2 * 2 * 2 = 8
x*x*x = x^3
y^3*y^3*y^3 = y^9 (you add exponents)
ANS: 8x^3y^9
2007-09-04 13:04:39 · answer #2 · answered by miggitymaggz 5 · 1⤊ 0⤋
(2xy^3)^3
=(2 * x * y^3 )^3
= (2 ^3) * x^3 * (y^3)^3
= 8 * x^3 * y ^(3*3)
= 8xy^9
2007-09-04 13:17:34 · answer #3 · answered by Anonymous · 0⤊ 1⤋
(2xy^3)^3
{2^3.x^3.(y^3)^3}
=8.x^3.y^9 ans
2007-09-04 14:01:44 · answer #4 · answered by MAHAANIM07 4 · 0⤊ 0⤋
8x^3y^9
2007-09-04 13:05:20 · answer #5 · answered by gebobs 6 · 0⤊ 0⤋