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Type: Multiple-Choice
Category: Polynomials and Rational Expressions
Level: Grade 12
Standards: HSA-APR.C.5
Author: jjstanley
Last Modified: 6 years ago

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Grade 12 Polynomials and Rational Expressions CCSS: HSA-APR.C.5

Use Pascal's triangle to expand

$(x+y)^5$ .

$(x+y)^5=x^5+5x^4y+10x^3y^2+10x^2y^3+4xy^4+y^5$
$(x+y)^5=x^1+x^2+x^3+x^4+x^5+y^1+y^2+y^3+y^4+y^5$
$(x+y)^5=x^5+y^5$
$(x+y)^5=xy+5x^2y^2+10x^3y^3+15x^4y^4+20x^5y^5$