Parabolas

Question 1

Graph the function. y = -6x2 - 12x -1 a. c. b. Please select the best answer from the choices provided

Revolt · Accepted Answer

C: C

Question 2

In the following function defined by an equation in the form , identify the values of a, b, and c. a. b. c. d. Please select the best answer from the choices provided

Revolt · Accepted Answer

A: A

Question 3

Graph the following pair of quadratic functions and describe any similarities/differences observed in the graphs. a. both open upward; h is wider than f b. both open downward; h is narrower than f c. h opens downward; f opens upward; h is wider than f d. h opens upward; f opens downward; h is narrower than f Please select the best answer from the choices provided

Revolt · Accepted Answer

A: A

Question 4

Graph the following pair of quadratic functions and describe any similarities/differences observed in the graphs. a. both f and g open downward; low point of f is 3 units below the x-axis; the low point of g is 3 units above the x-axis b. both f and g open upward; low point of f is 3 units above the x-axis; the low point of g is 3 units below the x-axis c. both f and g open upward; low point of f is 3 units below the x-axis; the low point of g is 3 units above the x-axis d. both f and g open downward; low point of f is 3 units above the x-axis; the low point of g is 3 units below the x-axis Please select the best answer from the choices provided

Revolt · Accepted Answer

C: C

Question 5

For the given equation, find the values of a, b, and c, determine the direction in which the parabola opens, and determine the y-intercept.  Decide which table best illustrates these values for the equation:

Revolt · Accepted Answer

D: D

Question 6

In the following function defined by an equation in the form , identify the values of a, b, and c. a. b. c. d. Please select the best answer from the choices provided

Question 7

Graph the function.
y =

a.

c.

b.

Please select the best answer from the choices provided

Revolt · Accepted Answer

B: B

Question 8

Predict what the graph of the following quadratic function will look like. (If you have a graphing calculator, you can use it to verify your prediction.) a. -shaped; y-intercept (0, 6); symmetrical with respect to the y-axis b. -shaped; y-intercept (0, 6); symmetrical with respect to the y-axis c. -shaped; y-intercept (6, 0); assymmetrical with respect to the y-axis d. -shaped; y-intercept (0, 6); assymmetrical with respect to the y-axis Please select the best answer from the choices provided

Question 9

For the given equation, find the values of a, b, and c, determine the direction in which the parabola opens, and determine the y-intercept. Decide which table best illustrates these values for the equation: Table A a b c up or down y-intercept 0 0 7 up (0, 7) Table B a b c up or down y-intercept 7 0 0 up (0, 0) Table C a b c up or down y-intercept 7 0 0 up (0, 7) Table D a b c up or down y-intercept 0 7 0 up (0, 0) a. Table A c. Table C b. Table B d. Table D Please select the best answer from the choices provided

Revolt · Accepted Answer

B: B

Question 10

In the following function defined by an equation in the form , identify the values of a, b, and c.

a.

b.

c.

d.

Please select the best answer from the choices provided

Revolt · Accepted Answer

D: D

Parabolas Answers

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