Question

How do you simplify `(x+3) /( x+1) div (x^2+5x+6)`?

Answer 1

In cases like this you try to factorise and cancel

Explanation:

`=cancel(x+3)/(x+1)-:cancel((x+3))(x+2)`

`=1/(x+1)*1/(x+2)`

`=1/((x+1)(x+2))=1/(x^2+3x+2)`