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Mathematics 5 Online
OpenStudy (meehan98):

(2/3)^-2

OpenStudy (alexandervonhumboldt2):

hint: \[a^{-b}=\frac{ 1 }{a^b }\]

OpenStudy (meehan98):

I'm having a blonde moment..

OpenStudy (alexandervonhumboldt2):

so it would be \[(2/3)^{-2}=\frac{ 1 }{ (\frac{ 2 }{ 3 })^2 }=?\]

OpenStudy (meehan98):

okay..so, \[\frac{ 1 }{ \frac{ 2 }{ 3^{} }^{2} }^{}\]

OpenStudy (alexandervonhumboldt2):

yeah now (2/3)^2=4/9 so we have: \[\frac{ 1 }{ 4/9 }=1*9/4=?\]

OpenStudy (meehan98):

9/4

OpenStudy (usukidoll):

yay :)

OpenStudy (alexandervonhumboldt2):

yah!

OpenStudy (meehan98):

Thanks! You're a lot of help!:)

OpenStudy (alexandervonhumboldt2):

:)

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