iheartfood
question inside :)



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iheartfood
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dw:1353088668971:dw

iheartfood
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answer choices A,B,C,D from top to bottom :)

waterineyes
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If bases are same, then we add the powers:
\[a^x \cdot a^y = a^{x+y}\]

waterineyes
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I have given you the hint, just follow it..

iheartfood
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dw:1353088914141:dw is that what i get??

waterineyes
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b^{17} or {b^12} ??

iheartfood
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i wrote b17. is that right?

iheartfood
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i wrote a^8 b^17 c^4/ (b^5 c^4) ^0
is that right so far?

waterineyes
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No, you have b^{12} in the numerator, why are you adding 5 to it??

iheartfood
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oh oops i misread... so i get this then?dw:1353089188823:dw

waterineyes
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How did you get b^{17} in the numerator??

iheartfood
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i thought a^5 said b^5 too lol my bad :P

iheartfood
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but was what i just fixed correct so far?

waterineyes
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Yep..
Now anything(except 0) raised to the power 0 is 1..
\[b^0 = 1\]
So what the denominator will become now??

iheartfood
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so it becomes 1... so my answer is just this? dw:1353089425789:dw so answer B???

waterineyes
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Yep..

iheartfood
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awesome!! thanks :)

waterineyes
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Keep it up..
Next hurry up please..