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Lesson 11.3 AIM: Review of Adding, Subtracting and Multiplying Polynomials. DO NOW: Use Foil to Multiply (2x - 7) 2 STEP 1: (2x - 7)(2x - 7) STEP 2: 4x 2 - 14x - 14x + 49 STEP 3: 4x 2 - 28x + 49. Which are like terms?. 5x 2 7x 5y 7yz 2 8x 2 5y 3
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Lesson 11.3 AIM: Review of Adding, Subtracting and Multiplying Polynomials DO NOW: Use Foil to Multiply (2x - 7)2 STEP 1: (2x - 7)(2x - 7) STEP 2: 4x2 - 14x - 14x + 49 STEP 3: 4x2 - 28x + 49
Which are like terms? 5x2 7x 5y 7yz2 8x2 5y3 8y 7yz2 y3 2yz2 4z x2
Which are like terms? 5x2 7x 5y 7yz2 8x2 5y3 8y 7yz2 y3 2yz2 4z x2
Which are like terms? 5x2 7x 5y 7yz2 8x2 5y3 8y 7yz2 y3 2yz2 4z x2
Which are like terms? 5x2 7x 5y 7yz2 8x2 5y3 8y 7yz2 y3 2yz2 4z x2
Which are like terms? 5x2 7x 5y 7yz2 8x2 5y3 8y 7yz2 y3 2yz2 4z x2
Which are like terms? 5x2 7x 5y 7yz2 8x2 5y3 8y 7yz2 y3 2yz2 4z x2
Which are like terms? 5x2 7x 5y 7yz2 8x2 5y3 8y 7yz2 y3 2yz2 4z x2
Adding Polynomials (5x2– 3y + 2z2) + (3z2 + 7x2– 5y)
Subtracting Polynomials (4x3– 2xy + 5) – (7 – 5x3 + 7xy) 4x3– 2xy + 5 – 7 + 5x3 - 7xy
Distributive Property 7v(2v – 5) Multiply 7v and 2v = 14v2 Multiply 7v and -5 = -35v 14v2 - 35v
FOIL (3x – 7)2 = (3x - 7)(3x - 7)