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Topic: Exponentiation and Sign Change
Replies: 8   Last Post: Oct 8, 2012 11:18 PM

 Messages: [ Previous | Next ]
 karl Posts: 397 Registered: 8/11/06
Re: Exponentiation and Sign Change
Posted: Oct 8, 2012 2:16 AM

Am 04.10.2012 16:42, schrieb Frederick Williams:
> MNM wrote:
>>
>> Greets:
>> I have another easy one.
>>
>> When something 'negative' is exponetiated, does the sign become
>> positive?

>
> A negative number raised to an even power is positive. A negative
> number raised to an odd power is negative.
>

>> Ex:
>> 8-3x -> e^8 + e^(-3x)

>
> ?
>

Are sure.
I would say, the exponention of 8-3x is:

e^(8-3x)=e^8 times e^(-3x)

??

Date Subject Author
10/3/12 mark.n.mcallister
10/3/12 LudovicoVan
10/3/12 mark.n.mcallister
10/3/12 mark.n.mcallister
10/4/12 Ken.Pledger@vuw.ac.nz
10/4/12 Frederick Williams
10/8/12 karl
10/8/12 mark.n.mcallister
10/8/12 mark.n.mcallister