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# Day 9 factoring with gcf

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### Day 9 factoring with gcf

1. 1. AIM: Factoring with GCF Do Now 1
2. 2. 6a3 + a ­4a4 ­ 5a2 m ­ 1 r + 1 4x4 ­ 3x2 + 1 2
3. 3. 5b3 + 3b2 ­ 1 7wx3 2n + 3m ­ n 3
4. 4. Anticipatory Set Find the prime factorization of the following numbers. 6 12 Based on what your experience, what does factoring mean? Based on that idea, what would to factors of 2x - 6 be? 4
5. 5. Factoring a polynomial using the Greatest Common Factor: ab + ac = a(b + c), where a is the Greatest Common Factor 5
6. 6. Factor the following polynomials. 1.) 6x3 - 18x 2.) 4q4 + 12q 3.) 3x - 9x2 6
7. 7. 4.) 4a5 + 8a3 - 2a2 5.) 3x2 - 7y + 10 6.) -3y2 - 6x -9 7
8. 8. Online Practice Critique of Online Explanations Critique of Online Explanations 2 8
9. 9. 9
10. 10. BEFORE YOU LEAVE Graphing Connection The goal of factoring is to find the roots of a polynomial. We can graph on the graphing calculator to show the roots. 3x2 + 6x 10
11. 11. Mr. Tjersland's Math 7 Homework: Homework Sheet #15-20 all 11