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anonymous
 4 years ago
Simplify: (q/(q^2r^2))/r/(r^2q^2)
anonymous
 4 years ago
Simplify: (q/(q^2r^2))/r/(r^2q^2)

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anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0\[\frac{q }{(qr)(q+r) }*\frac{ r^2q^2}{r }\\ \frac{q }{ (qr)(q+r) }*\frac{( rq)(r+q )}{r }\\\\ \frac{q }{ (qr)(q+r) }*\frac{1( qr)(q+r )}{r }\\\\ \frac{q }{ (\cancel{qr)(q+r)} }*\frac{1\cancel{( qr)(q+r )}}{r }\\\\ =\frac{q }{ r } \]

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0What if it was addition instead of multiplication?

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0when you need divide two fractions just multiplie first by second inversed
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