Review Game Questions.per3.Oct.2011

Review Game Questions.per3.Oct.2011 - Review Questions...

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Review Questions (period 3 class Oct 2011) 1) State whether the following are polynomials. Justify your answer! a) f(x) = 2x 3 + x 2 - 5 b) f(x) = x(x-1) 2 2) Use finite differences to determine the type of polynomial function (linear, quadratic, etc) a) Time (s) 0 1 2 3 4 Height 10 25 30 25 10 b) Sales 0 500 1000 1500 2000 Earnings 200 225 250 275 3000 c) Width 1 2 3 4 5 Volume 200 225 250 275 300 3) State the degree, leading coefficient, and end behaviours for the following polynomial functions a) f(x) = -4x 4 + 3x 2 – 15x + 5 b) f(x) = 2x 5 – 4x 3 + 10x 2 + 13x + 8 c) f(x) = 4 – 5x + 4x 2 – 3x 3 4) Describe the end behaviours for the following a) f(x) = 2x 2 – 3x + 5 b) f(x) = 3x 3 + 2x 2 + 5x + 1 c) f(x) = -2x 4 + 5x 3 – 2x 2 + 3x + 1 5) State the maximum number of turning points for the following: a) f(x) = 2x 3 – 4x 2 + 3x + 2 b) f(x) = -4x 2 + 3x 2 + 4 c) f(x) = x 2 + 3x + 5 d) f(x) = x 4 – x 3 – 4x 2 + 5x e) f(x) = -2x 5 + 3x 4 +6x 3 – 10x 2 + 5 6) Each member of a family of quadratic functions has zeros at x = -1 and
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This note was uploaded on 01/14/2012 for the course MAT 107 taught by Professor Sda during the Spring '11 term at Beacon FL.

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Review Game Questions.per3.Oct.2011 - Review Questions...

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