Uploaded May 2026 | Updated September 2026, 2 weeks ago
Algebra tutorial covering (x+y)^2=? This is perhaps the most common algebra mistake when students see it. We will see via geometry that the answer is x^2+2xy+y^2
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#math #algebra #mathtutorials
Algebra tutorial covering (x+y)^2=? This is perhaps the most common algebra mistake when students see it. We will see via geometry that the answer is x^2+2xy+y^2
------------------
I help students master the basics of math. You can show your support and help me create even better content by becoming a patron on Patreon 👉 patreon.com/blackpenredpen.
Or shop for math t-shirts & hoodies 👉 amzn.to/3qBeuw6
Every bit of support means the world to me and motivates me to keep bringing you the best math lessons! Thank you!
------------------
#math #algebra #mathtutorials
