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OpenStudy (anonymous):

What is the digit in the unit place of pow (7,289)

ganeshie8 (ganeshie8):

hint : remainder when dividing by 10 gives the units place

OpenStudy (anonymous):

@ganeshie8 7m(7)+7 so 7 is the reminder??

ganeshie8 (ganeshie8):

Excellent ! did u use binomial ?

ganeshie8 (ganeshie8):

7 is the remainder => 7 is the units place

OpenStudy (anonymous):

yes i used binomial. thanx again :D

ganeshie8 (ganeshie8):

very nice :) u wlc !!

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