Homework Help: Math

Posted by Sally on Thursday, July 2, 2009 at 11:32am.

Express 3/8a^3y^5 using rational exponents.

Math - MathMate, Thursday, July 2, 2009 at 6:03pm
I do not know exactly how the question is worded in case some parentheses are missing.

Case 1:
(3/8)a^3y⁵
... no change required.

Case 2:
use the identity
1/a^m = a^-m

3/(8a³y⁵)
=(3/8)a^-3y^-5

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