Posted by Katlyn on Friday, June 26, 2009 at 1:13pm.
(sqrt5)^4=25
(a^7/2)^4=(a^3.5)^4=a^14
a^14 *a^3*a^-8=a^9
check my thinking.
Not too sure if that is correct. This is what I got.
= (sqrt (5)4*(a (7/2)) 4) a3-8
=5(1/2)*4*a (7/2)*4*a3-8
=25 a14 a-5
=25 a9
Is this correct?
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