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# 4 4 factoring quadratic expressions part 2

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### 4 4 factoring quadratic expressions part 2

1. 1. 4-4 Factoring Quadratic Expressions BY: TUCKER, TANNER, TRISTON
2. 2. Factoring a Perfect Square Trinomial 64x2 - 16x + 1 Is the first term a perfect square? Is the last term a perfect square? Is the middle term twice the product of 8 and 1? YES (8x)2 1 (8x - 1)2 Check your Self FOIL (8x-1) (8x-1) (8x)2 - 8x - 8x +(-1)-1 64x2 -16x +1
3. 3. Factoring a Difference of Two Squares 25x2 - 49 Find your perfect squares 25x2-49 = (5x)2 - 72 = (5x + 7) (5x – 7) = 25x2 - 49
4. 4. Got It? Try Got It #5. • 16x2 - 81
5. 5. Work on Page 221 #50 - 58