Post a New Question

Algebra 2

posted by on .

Find all numbers that must be excluded from the domain of the given rational expression.

1) x^2+4x/x^2-16

2) 6x^3y-6xy/x^3+5x^2+4x

3) 4-x^2/x^2+x-6

  • Algebra 2 - ,

    look at the denominators.

    a. (x-4)(x+4)
    b. x(x+5)(x+1)
    c. (x+3)(x-2)

    now I ask you: what values of x in each of these will make the product zero?

Answer This Question

First Name:
School Subject:

Related Questions

More Related Questions

Post a New Question