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Mathematics 14 Online
OpenStudy (anonymous):

Please help me with this its my last question and i only have a few minutes left

OpenStudy (anonymous):

OpenStudy (anonymous):

@dan815

OpenStudy (anonymous):

Couldn't you just use your calculator?

OpenStudy (anonymous):

gigabytes/megabytes

OpenStudy (anonymous):

The amount of megabytes in a gigabyte would be equal to the amount of bytes in a gigabyte divided by the amount of bytes in a megabyte: \[\frac{ 2^{30} }{ 2^{20} } = ?\]Remember that when we divide we subtract exponents

OpenStudy (anonymous):

So could you walk me through each step i would needd to take?

OpenStudy (anonymous):

When you divide two numbers with the same base, you subtract their exponents: \[\frac{ a^b }{ a^c }=a^{b-c}\]This is the rule you'll use. Can you apply this to your problem?

OpenStudy (anonymous):

so it would be 20^10?

OpenStudy (anonymous):

It would be 2^10, the base stays the same

OpenStudy (anonymous):

so there would be 3 megabytes in a gigabyte

OpenStudy (anonymous):

No, there would be 2^10 megabytes in a gigabyte

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