factor by grouping.\nx² - 3x + 2x - 6\n(x - ?)(x + )

Explanation:

Step1: Group the terms

$(x^{2}-3x)+(2x - 6)$

Step2: Factor out the GCF from each group

$x(x - 3)+2(x - 3)$

Step3: Factor out the common binomial factor

$(x - 3)(x+2)$

Answer:

$(x - 3)(x + 2)$