# Factor polynomials: quadratic methods (advanced)

Factor "advanced" polynomials (i.e. polynomials of various degrees and or with two variables) using quadratic factorization methods.

### Problem

Factor the polynomial expression as the product of two binomials.
k, start superscript, 4, end superscript, minus, 9, k, start superscript, 2, end superscript, plus, 14, equals