Question

Factor of f^2-6f+9=?

Answer 1

Answer:

${(f - 3)}^{2}$

Step-by-step explanation:

${f}^{2} - 6f + 9 \\ = {f}^{2} - 3f - 3f + 9 \\ = f(f - 3) - 3(f - 3) \\ = (f - 3)(f - 3) \\ = {(f - 3)}^{2}$