Question

How do you divide raitional expressions?

Answer 1

if the the ration expressions are \(a,b\) ;\[\frac{a}{b}\]

Answer 2

Expressions like \[\frac{ x+1 }{ x^2-9 }\div\frac{ 2x+1 }{ x-3 }\]

Answer 3

well first rewrite that as

\[\frac{ x+1 }{ x^2-9 }\times\frac{ x-3 }{ 2x+1 }\]

factorise \(x^2-9\) and look to cancel terms

Answer 4

Thank you.