Work Step by Step
RECALL: $(a-b)^2=a^2-2ab+b^2$ Use the formula above to have: $(x-3)^2 \\=x^2-2(x)(3)+3^2 \\=x^2-6x+9$
You can help us out by revising, improving and updating this answer.Update this answer
After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.