# #(x+1) (x+3) (x+6) (x+4) = 72..# Find x?

##### 3 Answers

#### Explanation:

The given problem

you can use FOIL to expand the problem into the multiplication of two polynomials

There are a lot of terms here, and one would be tempted to combine like terms to simplify further... but there is only one term which does not include

#### Explanation:

#### Explanation:

I used difference of squares identity.

From second and third multiplier, roots of equations are