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# exponents, what am I doing wrong...

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exponents, what am I doing wrong... [#permalink]  02 Mar 2007, 08:42
this was taken from GMAT prep:

2^((4-1)^2)/2^(3-2)

My wrong solution:

2^6/2^1 = 2^5
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Re: exponents, what am I doing wrong... [#permalink]  02 Mar 2007, 08:47
Stormgal wrote:
this was taken from GMAT prep:

2^((4-1)^2)/2^(3-2)

My wrong solution:

2^6/2^1 = 2^5

= (2^9)/(2^1) = 2^(9-1) = 2^8

your solution is the answer to the following:
(2^(4-1))^2) / 2^(3-2)
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[#permalink]  02 Mar 2007, 10:13
thanks, ugh, I made such a simple mistake...
[#permalink] 02 Mar 2007, 10:13
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# exponents, what am I doing wrong...

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