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anonymous
 5 years ago
Simplify 3^9 / 3^12
anonymous
 5 years ago
Simplify 3^9 / 3^12

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anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0answers: 3^3 3^21 1/3^21 1/3^3

asnaseer
 5 years ago
Best ResponseYou've already chosen the best response.1do you know the rule:\[x^a/x^b=x^{ab}\]

asnaseer
 5 years ago
Best ResponseYou've already chosen the best response.1what have you been taught about indexes?

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0nothing at all that i can recall

asnaseer
 5 years ago
Best ResponseYou've already chosen the best response.1so how do they expect you to solve this? have you been told to use any specific method?

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0i think we have i just dont remember

asnaseer
 5 years ago
Best ResponseYou've already chosen the best response.1well at the very least you need to know the rules of index multiplication and division.

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0prolly do just dont remember what they are

asnaseer
 5 years ago
Best ResponseYou've already chosen the best response.1e.g. the rule I just showed you can be proved with following example:\[\frac{x^5}{x^3}=\frac{x*x*x*x*x}{x*x*x}=x*x=x^2\]

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0oooo thtz right i remember now thx

asnaseer
 5 years ago
Best ResponseYou've already chosen the best response.1so in your case,\[3^{9}/3^{12}=3^{9(12)}=3^{9+12}=3^3\]

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0yup i got it thanks alot
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