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OpenStudy (anonymous):
(4/5)^-2 * (2/5)^3?
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OpenStudy (anonymous):
0.1
OpenStudy (anonymous):
how did you do that?
OpenStudy (curry):
1/10
OpenStudy (curry):
0.8^-2=25/16
OpenStudy (curry):
2/5 ^ 3 = 8/125 25/16 * 8 /125
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OpenStudy (anonymous):
1) you can write that equation like this (see the attachment) 2) then expand the brackets & cancel the denominator (5^2)
OpenStudy (anonymous):
\[(2/5)^3/(4/5)^2\] \[(8/125)*(25/16)\] \[(1/5)*(1/2)\] \[1/10\]
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