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# What is the value of (2^p)*(4^-q)? 1) p=2q 2) p=q

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What is the value of (2^p)*(4^-q)? 1) p=2q 2) p=q [#permalink]

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06 May 2006, 03:53
This topic is locked. If you want to discuss this question please re-post it in the respective forum.

What is the value of (2^p)*(4^-q)?

1) p=2q
2) p=q
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Joined: 29 Dec 2005
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Re: The value of (2^p)*(4^-q) [#permalink]

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07 May 2006, 08:03
getzgetzu wrote:
What is the value of (2^p)*(4^-q)?

1) p=2q
2) p=q

given that (2^p)*(4^-q) = 2^(p-2q)
so from i, 2^(p-2q) = 1
so from ii, 2^(p-2q) = 2^(q-2q) = 2^(-q) = 1/2^q. we donot know.....

A.
Re: The value of (2^p)*(4^-q)   [#permalink] 07 May 2006, 08:03
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