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Multiplying Polynomials
CA 10.0
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Objective - To multiply polynomials.
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Multiplying Monomials
Multiply the coefficients, then multiply each variable.
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Multiply the polynomial by the monomial.
1) 3(x + 4) Distributive Property 2) 3)
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Use “Punnett” Rectangles
Multiplying Polynomials Use “Punnett” Rectangles Now combine like terms.
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Use “Punnett” Rectangles
Multiplying Polynomials Use “Punnett” Rectangles Now combine like terms.
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Polynomial Perfect Squares
Simplify. Common mistake!
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Simplify. 1) 2)
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Usually the product of two binomials = Trinomial = Quadratic Term
Constant Term Linear Term
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F O I L For use with the product of binomials only! First Outer Inner Last
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First F O I L For use with the product of binomials only! Outer Inner
Last
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Outer F O I L For use with the product of binomials only! First Inner
Last
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Inner F O I L For use with the product of binomials only! First Outer
Last
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Last F O I L For use with the product of binomials only! First Outer
Inner
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First F O I L For use with the product of binomials only! Outer Inner
Last
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Outer F O I L For use with the product of binomials only! First Inner
Last
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Inner F O I L For use with the product of binomials only! First Outer
Last
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Last F O I L For use with the product of binomials only! First Outer
Inner
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F O I L For use with the product of binomials only! First Outer Inner Last
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F O I L Try... First Outer Inner Last
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Use FOIL to multiply the binomials below.
1) 6) 2) 7) 3) 8) 4) 9) 5) 10)
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Use FOIL to multiply the binomials below.
11) 16) 12) 17) 13) 18) 14) 19) 15) 20)
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