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Mathematics 7 Online
OpenStudy (anonymous):

what is the value of 128^5/7

OpenStudy (demandandsupply):

take seventh root of 128, then raise that to the power of 5

OpenStudy (anonymous):

thanks, but can you show work please?

OpenStudy (demandandsupply):

umm, on a calculator ?

OpenStudy (anonymous):

like we have to do it without a calculator

OpenStudy (demandandsupply):

i know that 2^7 is 128, therefore the seventh root of 128 is 2

OpenStudy (anonymous):

oh thanks! that helps a lot!

OpenStudy (demandandsupply):

no problem

OpenStudy (demandandsupply):

then just 2^5 is 2x2x2x2x2

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