Homework Help: math

Posted by Hannah on Sunday, July 4, 2010 at 6:41pm.

simplify the expression; write without using negative exponents. Assume all numbers are positive

(b^1/2 X a^-5/3)^2

1/2^2 = .25 so 1/4 so b^1/4 and 5/3^2=2.77 so is it b^1/4 a^2.77

math - Damon, Sunday, July 4, 2010 at 6:46pm
(a^b)^c = a^(bc)
and
1/2 * 2 = 1 not .25
math - Damon, Sunday, July 4, 2010 at 6:48pm
(b^1/2 X a^-5/3)^2

b^1 a^-10/3 = b/ a^(10/3)
math - bobpursley, Sunday, July 4, 2010 at 6:49pm
b/a^10/3

no.

(bⁿ)^m = n^mn
and...

a^-m= 1/a^m

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