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Mathematics 12 Online
OpenStudy (usarmy3947):

Simplify

OpenStudy (anonymous):

5x3= what?

OpenStudy (usarmy3947):

|dw:1380812261386:dw|

OpenStudy (anonymous):

Whats the meaning of b=5 ????

OpenStudy (anonymous):

Okay then 5x5x5 right? @UsArmy3947

OpenStudy (usarmy3947):

b from the question is 5

OpenStudy (usarmy3947):

um thats 125

OpenStudy (anonymous):

Aha ! So first answer to : b^3*b^-3=? b(3-3)=b^0 K ?

OpenStudy (usarmy3947):

ok

OpenStudy (anonymous):

And all the numbers in power 0 is 1 :)

OpenStudy (usarmy3947):

1/125 0 1 125

OpenStudy (usarmy3947):

so the answer is 1 @E.ali

OpenStudy (anonymous):

Yep !!!

OpenStudy (usarmy3947):

thanks so much

OpenStudy (anonymous):

You re welcome !!!

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