# Quiz 2 - 5. Factor the polynomial y 2 + yt – 12t This...

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MTH 209 FLEX QUIZ 2 Please show your work. Answers only responses will not receive full credit. 1. Factor out the GCF in the expression 2x 3 – 6x 2 + 8x 2x * x^2 – 2x * 3x + 2x * 4 2x(x^2 – 3x + 4) 2. Factor 144 n 2 - 144 . 144(n^2 – 1) 144(n-1)(n-1) 3. Factor completely by grouping xa + tb + ba + tx xa + ba + tx + tb a(x + b) + t(x + b) (a + t)(x + b) 4. The volume of a fish tank with a square base and height y is y 3 – 6y 2 + 9y. Find the length of a side of the square base. y(y^2 – 6y +9) = y(y-3)(y-3) = y(y-3)^2

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Unformatted text preview: 5. Factor the polynomial y 2 + yt – 12t This polynomial is already prime. 6. Factor completely the polynomial 3x 3 y 2 – 3x 2 y 2 + 3xy 2 3xy^2(x^2 – x + 1) 7. Factor completely the polynomial 10x 2 + 17xy + 3y 2 (5x + y)(2x + 3y) 8. Factor completely the polynomial 8x 2 – 2xy – y 2 8x^2 – 2xy – y^2 (2x – y)(4x + y) 9. Factor z 3 – 27 completely. This is already prime. 10. Factor completely 8b 2 + 24b + 18 2 (2b + 3)(2b + 3) (2b + 3)^2...
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## This note was uploaded on 04/20/2010 for the course MTH 208 algebra 1 taught by Professor Love during the Spring '10 term at University of Phoenix.

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Quiz 2 - 5. Factor the polynomial y 2 + yt – 12t This...

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