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-7x (2x 4 + 4x 3 )
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Multiplying Polynomials
Use the distributive property, and remember your properties for exponents.
5x (4x2 + 3x) = 20x3 + 15x2
Section 10.2
Use the distributive property, and remember your properties for exponents.
3x (10x2 + x)
-7x (2x4 + 4x3)
3x2 (5x5 + 7x4 + 2x3 + 9x)
Use the distributive property, and remember your properties for exponents.
¼ x (16x3 + 28x)
Use the distributive property, and remember your properties for exponents.
½ x2 (24x4 + 8x3 + 10x2)
FOIL method - Used for multiplying 2 binomials
F-first times first O-outer times outer I-inner times inner L-last times last
(x+3)(x+2)
FOIL method - Used for multiplying 2 binomials
F-first times first O-outer times outer I-inner times inner L-last times last
(x+7)(x+4)
Multiplying PolynomialsUse FOIL for two Binomials
(x + 8) (x + 6)
Multiplying PolynomialsUse FOIL for two Binomials
(x + 4) (x - 7)
Multiplying Polynomials Use FOIL for two Binomials
(x + 7) (x - 3)
Multiplying Polynomials Use FOIL for two Binomials
(3x + 3) (2x - 4)
ANSWER KEY
Multiplying Larger Polynomials
(5x + 6) (3x2 + 7x + 4) Similar to using FOIL
Multiply 5x by each term in the 2nd polynomial15x3 + 35x2 + 20x
Then multiply 6 by each term in the 2nd polynomial.18x2 + 42x + 24Then combine the like terms and put in order:15x3 + 53x2 + 62x + 24
Multiplying Polynomials
(2x – 4)(3x2 + 9x + 6)
Multiplying Polynomials
(5x + 3)(2x2 + 4x - 7)
Multiplying Polynomials
(x2 +2x + 1)(x2 +4x + 3)
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