A polynomial is a combination of terms separated using or signs. Polynomials cannot contain any of the following:

1. Variables raised to a negative or fractional exponent. (,,).

2. Variables in the denominator. (,,).

3. Variables under a radical. (,,).

4. Special features. (trig functions, absolute values, logarithms, ).

Factor using the perfect square rule.

Rewrite as .

Check the middle term by multiplying and compare this result with the middle term in the original expression.

Simplify.

Factor using the perfect square trinomial rule , where and .

Multiply and .

Determine if the expression breaks any of the rules.

Breaks rule

Determine if the expression is a polynomial.

Not a polynomial

Determine if a Polynomial (x+4y)/(x^2+12xy+36y^2)*(x-6y)/(x^2+10y+24y^2)