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Mathematics 19 Online
OpenStudy (anonymous):

Find X if X^.8 = .5x @satellite73 @ganeshie8 @AravindG @Directrix @mathslover @robtobey @primeralph @Luigi0210 @shamil98 @ranga @charlotte123 @Zale101 @kc_kennylau @GoldPhenoix @Compassionate @jagatuba @ChmE @KattGirl14 @helpme1.2 @Yacoub1993 @divu.mkr @nikato @Kristen17 @raffle_snaffle @ArkGoLucky @ikram002p @armine @petiteme @demonguy @youngamerican @creeksider @rodrigorodriguez13 @Fellowroot @nannaberry @kittiwitti1

OpenStudy (kc_kennylau):

STOP THAT MASS TAGGING PLEASE

OpenStudy (raffle_snaffle):

*facepalm*

OpenStudy (kc_kennylau):

\[\Large\begin{array}{rcl} x^{0.8}&=&0.5x\\ 2x^{0.8}&=&x\\ \frac{2x^{0.8}}{x}&=&1\\ 2x^{-0.2}&=&1\\ x^{-0.2}&=&0.5\\ \frac1{x^{0.2}}&=&0.5\\ \frac1{\sqrt[5]x}&=&0.5\\ \sqrt[5]x&=&2\\ x&=&2^5=32 \end{array}\]

OpenStudy (anonymous):

x also = 0

OpenStudy (raffle_snaffle):

|dw:1388551910966:dw|

OpenStudy (primeralph):

^^^ Noob.

OpenStudy (anonymous):

|dw:1388551897387:dw|

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