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Mathematics
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OpenStudy (anonymous):
MATH challenge
Part 2
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OpenStudy (lxelle):
waiting.
OpenStudy (anonymous):
yes wait
OpenStudy (lxelle):
Is this a troll? Lol.
OpenStudy (anonymous):
Give thema challeng from Priniciples of QM by P.A.M DIrac and all will fall down to their knees
OpenStudy (anonymous):
\[\huge \frac{ \sqrt{12}-\sqrt{27} }{ 6 }*\sqrt{3}*\sqrt{4}\]
EVALUATE WITHOUT A CALCULATOR
IF YOU REALLY HAVE THE GUTS DO IT WITHOUT GOOGLE
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OpenStudy (rational):
-1
OpenStudy (anonymous):
yea
OpenStudy (anonymous):
\[\sqrt{12} - \sqrt{27}/6 * \sqrt{12}\]
\[\frac{ \sqrt{12}(\sqrt{12} - \sqrt{27} )}{ 6 } => \frac{ 12 - 18}{ 6} => \frac{ -6 }{ 6 } => \]
OpenStudy (anonymous):
YUP!
OpenStudy (anonymous):
-1
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OpenStudy (anonymous):
so what's difficult in this so that you are calling it a 'challenge'?
OpenStudy (rational):
\[\large \frac{ \sqrt{12}-\sqrt{27} }{ \sqrt{3} }= \frac{\sqrt{3} \left( \sqrt{4}-\sqrt{9} \right) }{ \sqrt{3} } = 2-3 = -1\]
OpenStudy (anonymous):
lol sorry it was easy lol , I got a 324 in the root and didn't get a square of what it is so thought it is diifficult
sorry
OpenStudy (anonymous):
Do you have other questions ??
OpenStudy (anonymous):
I am solving , i will post if i have intelligent ones ,
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OpenStudy (anonymous):
this was a stupid question
sorry every1
OpenStudy (anonymous):
what is your grade??
OpenStudy (anonymous):
now if upost such challenge please do come with some hard one...what about matrices they still proves hard
OpenStudy (anonymous):
and so long
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