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#1 2009-12-20 19:20:43

Karn
Member
Registered: 2009-11-15
Posts: 14

Indicies

How you find the the value of n in the following.

2^8 ÷ 8 = 2^n

Thank you

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#2 2009-12-20 19:47:00

1a2b3c2212
Member
Registered: 2009-04-04
Posts: 419

Re: Indicies

8= 2³,

since a^b÷a^c=a^(b-c),


2^8÷2^3= 2^(8-3)
              = 2^5

so n=5

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#3 2009-12-20 19:51:19

Karn
Member
Registered: 2009-11-15
Posts: 14

Re: Indicies

Thank you

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