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Quiz Review

Quiz Review. Factor GCF: 24x 2 – 16x – 48 2. 30x 3 – 24x 2 + 48x. 8(3x 2 – 2x - 6). 6x(5x 2 – 4x + 8). Factor difference of two squares: x 2 – 196 4. 16x 2 – 81. (x-14)(x+14). (4x-9)(4x+9). Factor trinomials: x 2 + 10x + 24 x 2 – x – 30 7 . x 2 – 21x – 72.

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Quiz Review

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  1. Quiz Review • Factor GCF: • 24x2– 16x – 48 • 2. 30x3– 24x2 + 48x 8(3x2– 2x - 6) 6x(5x2– 4x + 8)

  2. Factor difference of two squares: • x2 – 196 4. 16x2 – 81 (x-14)(x+14) (4x-9)(4x+9)

  3. Factor trinomials: • x2+ 10x + 24 • x2– x – 30 7. x2 – 21x – 72 (x+6)(x+4) (x-6)(x+5) (x-24)(x+3)

  4. x2 - 14x + 40 Factor using slide and divide 8. 8x2 - 14x + 5 9. 12x2– 37x – 10 10. 11x2 – 3x – 8 (x-10)(x-4) (4x-5)(2x-1) 8 8 x2 - 37x - 120 (x-40)(x+3) (3x-10)(4x+1) 12 12 x2 - 3x - 88 (x-11)(x+8) (x-1)(11x+8) 11 11

  5. (5x-2)(x-12) (5x )(x ) Factor using trial and error 11. 5x2 - 62x + 24 12. 7x2 + 24x – 16 13. 3x2 – 10x – 48 2 60 (7x )(x ) (7x-4 )(x+4 ) -4 +28 (3x+8)(x-6 ) (3x )(x ) 8 -18

  6. 14. If Cameron bought an ipod for $349.00 and it costs 2% to have it shipped, what is the cost of the ipod with shipping? 349.00x 0.02 6.98 349.00+ 6.98$355.98

  7. 15. If Jacob bought a deer stand for $139.00 with a coupon for 11%, what is the total? 139.00x .11 15.29 139.00- 15.29$123.71

  8. Homework • FACTOR ANY METHOD • x2– 8x + 12 • 2x2– 10x + 8 • 5x2+ 3x – 2 • 4. 7x2 - 15x – 18

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