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BellRigner – 1/30/2012 Match the graph to the function: f(x) = x 3 – 2x + 2 g(x) = -2x 2 + 3 h(x) = x 4 – 2 i(x) = -x 3 – 1 A B C D

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Quiz – Properties of Exponents

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Evaluating polynomial funcs. f(x) = x 3 – 7x + 2 f(-3) = f(-2) = f(0) = f(1) = f(2) = f(3) =

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Graphing polynomial funcs. f(x) = x 3 – 7x + 2 f(-3) = -4 f(-2) = 8 f(0) = 2 f(1) = -4 f(2) = -4 f(3) = 8

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Evaluate and graph: f(x) = x 4 – 3x 3 + 2 f(-1) = f(0) = f(1) = f(2) = f(3) = f(4) =

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Evaluate and graph: f(-1) = f(0) = f(1) = f(2) = f(3) = f(4) =

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Adding & Subtracting Polynomials (4x 2 – 6x + 7) + (–19x 2 – 15x – 18)

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Adding & Subtracting Polynomials ( – 10x 6 + 8x 3 + 13) + (7x 6 – 7x 2 + 17)

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Adding & Subtracting Polynomials f(x) = 2x 2 – 3x + 2 g(x) = 4x 3 + x 2 – 5 f(x) + g(x) =

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Adding & Subtracting Polynomials (-9x 2 - 4x - 4) – (-9x 2 - 11x + 12)

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Subtracting Polynomials (8x 3 – 8x – 4) – (–16x 6 + 9x 3 – 6x 2 )

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Multiplying Polynomials (6x)(11x + 7)

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Multiplying Polynomials -3x(-4x 2 - 10x + 12)

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Multiplying Polynomials (-2x 2 - 4x + 11)(5x - 12)

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Multiplying Polynomials

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BellRinger – 1/31/2012 (x – 2x 2 + 4) – (4x 2 – 2x – 1) =

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Quiz – Simplifying Exponents 1.

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Quiz – Simplifying Exponents 2.

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Quiz – Simplifying Exponents 3.

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Quiz – Simplifying Exponents 4. (4x 2 y) 0 =

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Quiz – Simplifying Exponents 5.

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Quiz – Simplifying Exponents 6.

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Quiz – Simplifying Exponents 7.

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Quiz – Simplifying Exponents 8.

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Whiteboard…

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Assignment… Polynomials p.341 #15 – 45 (every 3 rd problem)

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BellRinger – 2/1/2012 Give an example of a polynomial function.

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BellRinger – 2/2/2012 (x 3 – 4x) – (2x 3 + x – 8) (x + 2)(x 2 – 4x – 2)

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Quick Quiz - Exponents

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Tomorrow… Quiz: –Graphs of polynomials Matching equation graph Left-hand and right-hand behavior based on even/odd, leading coefficient –Adding and subtracting polynomials –Multiplying polynomials

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Examples – Graphing Polynomials FunctionDegreeLeft (x -) Right (x -)

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More Review p.344 # 19 # 20 # 21 # 22 # 23 # 24 # 25 # 26 Write your work on a sheet of paper. Well show it on the camera.

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Assignment… Polynomials p.341 #15 – 45 (every 3 rd problem) To study for quiz tomorrow: Make sure your can do any problem from p.344 Quiz 1

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DIVIDING INTEGERS 1. IF THE SIGNS ARE THE SAME THE ANSWER IS POSITIVE 2. IF THE SIGNS ARE DIFFERENT THE ANSWER IS NEGATIVE.

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