Mathematics
7 Online
OpenStudy (anonymous):
Is there someone who could help me solve problems?
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OpenStudy (ash2326):
@kaiyeol you could post your question here and users will help you
OpenStudy (anonymous):
But there is no one.
OpenStudy (ash2326):
post it, we'll help you
OpenStudy (anonymous):
Okay!
(2n^4h^3)^4
OpenStudy (ash2326):
do you want to simplify this?
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OpenStudy (anonymous):
Yeah
OpenStudy (ash2326):
if you have
\[(a^b c^d)^e=a^{b\times e}c^{d\times e}\]
do you follow this?
OpenStudy (anonymous):
Yes!
OpenStudy (ash2326):
Can you use it here?
\[(2n^4h^3)^4\]
OpenStudy (anonymous):
Okay wait!
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OpenStudy (ash2326):
ok
OpenStudy (anonymous):
= 2n^8h^7 ?
OpenStudy (ash2326):
you need to multiply the powers not add them, if we have
\[2^4\times 2^4=2^{4+4}\]
\[(2^4)^4=2^{4\times 4}\]
Do you understand the difference?
OpenStudy (anonymous):
Oh that's what I first thought to do
OpenStudy (anonymous):
So = 2n^16h^12?
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OpenStudy (ash2326):
but you have to put power on 2 also, don't forget it :P
\[(2^1)^4\]
OpenStudy (anonymous):
Power on? Well I did? = (2n^4)^4
= 2n^16
OpenStudy (ash2326):
but you have to put power on 2
\[(2n^4)^4=2^4\times n^{4\times 4}\]
OpenStudy (anonymous):
Oh okay now I get it! Thanks!
OpenStudy (anonymous):
Can you help me with one more?
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OpenStudy (ash2326):
Please close this and post it as new question. I will try to help