OpenStax, Elementary Algebra 2e §6.4 Special Products · Exercise 53 · Algebra · Polynomials

Special Products · Exercise 53

Marta did the following work on her homework paper:
$(3 - y)^{2} 3^{2} - y^{2} 9 - y^{2}$
Explain what is wrong with Marta’s work.

Its source prints no answer for this problem, so there's nothing to check against.

~8 minWritten answer · compare with the solution

OpenStax, Elementary Algebra 2e · §6.4 Special Products · Exercise 53

Stuck? A gentle nudge

No hints for this one.

Something off?

Workspace

Your working

Check your full solution

Upload photos of your handwritten work or a PDF, and Lemma will read it and tell you whether it's right — and where it first goes wrong if not.