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Mathematics
Mathematics
Problem
Find
x
3
\sqrt[3]{x}
3
x
, if
x
5
−
x
6
=
900
\frac{x}{5} - \frac{x}{6} = 900
5
x
−
6
x
=
900
. (A) 60 (B) 70 (C) 90 (D) 30
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