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Trigonometry 14 Online
OpenStudy (anonymous):

help meh!!

OpenStudy (anonymous):

OpenStudy (anonymous):

cant read the first one

OpenStudy (anonymous):

\[4x-4\sqrt{2}=24\sqrt{2}\] \[4x=24\sqrt{2}+4\sqrt{2}\] \[4x=28\sqrt{2}\] then what? do you know

OpenStudy (anonymous):

x-7 so undefined at x=7 the dinomator cant be zero

OpenStudy (anonymous):

\[\frac{ 1 }{ \sqrt{5} }+\frac{ 1 }{ \sqrt{2} }\] get common denomaitor \[\sqrt{10}\]

OpenStudy (anonymous):

thanks first one is \[\sqrt{18}a ^{8}b ^{9}\]

OpenStudy (anonymous):

and no i dont know what to do after the 4x= 28√2

OpenStudy (anonymous):

all under sqrt? 18= 9x2 and 9 is perfect sqrt is 3 8=4x2 and 4 is perfect sqrt is 2 so what do you thing your answer should be?

OpenStudy (anonymous):

4x=28 sqrt 2 divdie by 4 x=? sqrt 2

OpenStudy (anonymous):

x=7

OpenStudy (anonymous):

yes they are all under the square root

OpenStudy (anonymous):

ok so what do you not get?

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