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OpenStudy (anonymous):
Solve for x
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OpenStudy (anonymous):
\[\frac{ 6 }{ x }=\frac{ x }{ 12}\]
mathslover (mathslover):
do cross multiplication
OpenStudy (vishweshshrimali5):
cross multiply
6*12 = \(x^2\)
then solve for x
mathslover (mathslover):
that is :
\[\large{\frac{6}{x}=\frac{x}{12}}\]
\[\large{{6*12=x*x}}\]
mathslover (mathslover):
can u proceed further @Bigb75 ?
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OpenStudy (anonymous):
my choices are
1.36
2.\[2\sqrt{6}\]
3.72
4.\[6\sqrt{2}\]
mathslover (mathslover):
what is :\(\large{\sqrt{72}}\)
OpenStudy (vishweshshrimali5):
\[\large \sqrt{72} = \sqrt { 36 * 2} = \sqrt{36}*\sqrt{2} = ?\]
OpenStudy (anonymous):
8.5
mathslover (mathslover):
no no ..
why r u calculating it with calculator? :
\[\large{\sqrt{36}*\sqrt{2}=\sqrt{6^2}*\sqrt{2}=6\sqrt{2}}\]
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mathslover (mathslover):
that is your answer
mathslover (mathslover):
got it ?@Bigb75
OpenStudy (anonymous):
yes thank you i dont even know why i had trouble with it in the first place
OpenStudy (vishweshshrimali5):
No problem
mathslover (mathslover):
No problem and best of luck
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