math question?

0 ⤊

when I simplify (.03)y^2 times y^7
i get (.03)y^9
but in the book it says the answer is .03y^9 without the parentheses. does it matter?

2007-07-14 08:58:58 · 3 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics

No, it doesn't matter, they are the same mathematically.

2007-07-14 09:01:45 · answer #1 · answered by 037 G 6 · 0⤊ 0⤋

they are all the same you got the answer right

2007-07-14 09:09:14 · answer #2 · answered by Psygnosis 3 · 0⤊ 0⤋

it doesn't matter

x * y is the same as x(y) or (x)y

2007-07-14 09:02:22 · answer #3 · answered by 7 · 0⤊ 0⤋