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#1 2018-09-28 20:46:02

vipin_sharma
Member
Registered: 2018-09-28
Posts: 5

Exponential expression

1.

simplify I know the answer which is

It would be of great help if someone help me with steps.

Last edited by vipin_sharma (2018-09-28 20:50:03)

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#2 2018-09-28 21:14:39

zetafunc
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Registered: 2014-05-21
Posts: 2,210
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Re: Exponential expression

Hi vipin_sharma,

Welcome to the forum. Here's a hint:

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#3 2018-09-28 22:25:06

vipin_sharma
Member
Registered: 2018-09-28
Posts: 5

Re: Exponential expression

zetafunc wrote:

Hi vipin_sharma,

Welcome to the forum. Here's a hint:

thank you for your reply I knew the hint too but I'm stuck with how to simplify it after applying aforementioned formula. Basically I have problem solving sub superscripts.

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#4 2018-09-28 22:32:53

zetafunc
Moderator
Registered: 2014-05-21
Posts: 2,210
Website

Re: Exponential expression

OK, suppose we had
. Then:

In this case, we have
. We want to calculate
, which means we need to multiply the index (
) by
. Can you see how to do this?

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#5 2018-09-28 23:07:05

vipin_sharma
Member
Registered: 2018-09-28
Posts: 5

Re: Exponential expression

zetafunc wrote:

OK, suppose we had
. Then:

In this case, we have
. We want to calculate
, which means we need to multiply the index (
) by
. Can you see how to do this?

Ok after putting this property I reached
at

but I can't see how answer arrived.

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#6 2018-09-28 23:35:40

zetafunc
Moderator
Registered: 2014-05-21
Posts: 2,210
Website

Re: Exponential expression

What is
?

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#7 2018-09-29 00:22:21

vipin_sharma
Member
Registered: 2018-09-28
Posts: 5

Re: Exponential expression

zetafunc wrote:

What is
?

Thank you very much now I got it.

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