hi all

really stuck on this one any guidance really welcome

3^1-2p .3^2p+1.9^3p+5

not really sure what to do with 1-2p etc

answer is 3^6p+12

????????????????????

cheers

mf

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- Apr 25th 2011, 01:23 AMmaddfridgeindices problems
hi all

really stuck on this one any guidance really welcome

3^1-2p .3^2p+1.9^3p+5

not really sure what to do with 1-2p etc

answer is 3^6p+12

????????????????????

cheers

mf - Apr 25th 2011, 02:29 AMProve It
Some brackets to make this readable would be nice...

Are you asking to simplify [3^(1 - 2p)][3^(2p)][9^(3p + 5)]?

If so, first note that 9 = 3^2, then make use of the rules (a^m)(a^n) = a^(m + n) and (a^n)^p = a^(np). - Apr 25th 2011, 04:12 AMmaddfridge
thank you

For your prompt reply

will consider brackets as applicable

thank you very much again for your help