Question and Answer Samples and Techniques. Simplify the expression: (x 4 y -2 )(x -3 y 8 )

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Presentation transcript:

Question and Answer Samples and Techniques

Simplify the expression: (x 4 y -2 )(x -3 y 8 )

Simplify the expression: x 3 y 7 x -4 y 0

Simplify the expression:

Use synthetic substitution to evaluate the polynomial: f(x) = 5x 3 + 3x 2 –x + 7; x = 2

Use Synthetic Substitution to evaluate the polynomial function: g(x) = -2x 4 – x 3 + 4x – 5; x = -1

Perform the indicated operation: (x 3 + x 2 – 6) – (2x 2 + 4x – 8)

Decide whether the function is a polynomial function. If it is, state the degree and leading coefficient x 3 + x 2 – 6x -1

Decide whether the function is a polynomial function. If it is, state the degree and leading coefficient -2x 5 + x 4 – 1/3x

Perform the indicated operation: (-3x 2 + 4x – 10) + (x 2 – 9x + 15)

Perform the indicated operation: (x - 5)(x 2 – 5x + 7)

Perform the indicated operation: (x + 3)(x – 6)(3x - 1)

Describe the end behavior of the graph of the polynomial function by completing the statements: f(x) = x 4 – 18x f(x)  ____ as x  -∞ and f(x)  _____ as x  +∞

Describe the end behavior of the graph of the polynomial function by completing the statements: f(x) = -x 3 – 22x f(x)  ____ as x  -∞ and f(x)  _____ as x  +∞

Practice Factoring: x 2 + 2x - 15

Graph using a table: f(x) = x 3 –x 2 + 3

Graph using a table: f(x) = -x 4 + 5

Practice Factoring: x 2 + 8x + 12

Factor: y 3 – 4y 2 – 12y

Factor: 2y 5 – 18y 3

Factor: 3x x x

Factor: 4x 4 – 16x x 2

Factor: 5g g 3

Assignment Come get help if you do not understand. We will have a quiz tomorrow 5.1 – 5.3 information only