Expanding Binomials: A Volume Model Proof
By LearnZillion MathFrom boclips.com
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In this video, the teacher explains why (A+B)^3 is not the same as A^3 + B^3. Using a volume model, the teacher demonstrates how to expand (A+B)^3 and shows that it is equal to A^3 + 3A^2B + 3AB^2 + B^3.
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Mathematics
Algebra
Physical Sciences
Physics
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Upper Primary
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