Greatest Common Factor \u2013 Practice - MBF3C Quadratics II Date Greatest Common Factor Practice A Complete the following table The first one is done for

Greatest Common Factor – Practice - MBF3C Quadratics II...

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MBF3C – Quadratics II Date: _________________________ MBF3C_0504_WS_GreatestCommonFactor.doc 1/2 Greatest Common Factor – Practice A) Complete the following table. The first one is done for you. Trinomial Common Factored Form Fully Factored Form 3x 2 + 21x + 36 3(x 2 + 7x + 12) 3(x+ 3)(x + 4) 2x 2 + 2x – 12 5x 2 – 30x + 40 -7x 2 – 21x -14 B) FULLY FACTOR each of the following. 1. x - 2 14 21 2. x x + + 2 2 16 30 3. x - 2 3 96 4. x x - + + 2 2 4 96 5. . x - 2 1 2 30 6. x x - + - 2 5 50 105 7. x x - + 2 10 100 250 8. x x + 2 5 20 9. x x + - 2 5 5 10 10. x x - - 2 15 75 11. x x x + - 3 2 2 2 24 12. x - 2 3 48 13. x x + - 2 4 20 24 14. x x - - 2 4 20 24 15. x x - + 2 3 12 12 16. x x + + 2 6 48 96 17. x x - 2 9 27 18. x - + 2 4 196 19. x x + + 2 3 18 15 20. x x - + 2 2 18 21. r rh π π + 2 2 2 C)
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MBF3C – Quadratics II Date: _________________________ MBF3C_0504_WS_GreatestCommonFactor.doc 2/2 D) Application Questions 1. The surface area (SA) for a cone is given by the formula . . S A r rs π π = + 2 a) Factor the expression for the surface area b) If 3 cones all have a radius of 20 cm, find the surface area if the side length is:
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