Quadratic Functions: Standard Form - Quiz Quiz

Question 1

The graph of which function has an axis of symmetry at x is equal to 3 ?

Revolt · Accepted Answer

A: f of x is equal to x squared minus 6 x minus 1   Image with description On a coordinate plane, a parabola opens up. It goes through (0 comma negative 1), has a vertex at (3 comma negative 10), and goes through (6 comma 0).

Question 2

Which is the graph of the function f of x is equal to 1 half x squared plus 2 x minus 6 ?

Revolt · Accepted Answer

D: Image with description On a coordinate plane, a parabola opens up. It goes through (negative 6 comma 0), has a vertex at (negative 2 comma negative 8), and goes through (2 comma 0).

Question 3

For all functions of the form f of x is equal to A x squared plus b x plus c , which is true when b is equal to 0 ?

Revolt · Accepted Answer

A: The  y -intercept will always be the vertex.

Question 4

What is the y -intercept of the graph of the function f of x is equal to x squared plus 3 x plus 5 ?

Revolt · Accepted Answer

A: 0 comma 5

Question 5

The graph of which function has a y -intercept of 3 ?

Revolt · Accepted Answer

D: Image with description On a coordinate plane, a parabola opens up. It goes through (negative 3 comma 3), has a vertex at (negative 1 point 5 comma 0 point 75), and goes through (0 comma 3).

Question 6

The axis of symmetry for the graph of the function f of x is equal to 3 x squared plus b x plus 4 is x is equal to 3 halves What is the value of b ?

Revolt · Accepted Answer

B: negative 9

Question 7

Tempestt graphs a function that has a maximum located at negative 4 comma 2 Which could be her graph?

Revolt · Accepted Answer

C: Image with description On a coordinate plane, a parabola opens down. It goes through (negative 6 comma negative 2), has a vertex at (negative 4 comma 2), and goes through (negative 2 comma negative 2).

Question 8

The axis of symmetry for the graph of the function f of x is equal to 1 fourth x squared plus b x plus 10 is x is equal to 6 What is the value of b ?

Revolt · Accepted Answer

D: negative 3

Question 9

Which statements about the graph of the function f of x is equal to negative x squared minus 4 x plus 2 are true? Choose three correct answers.

Revolt · Accepted Answer

A: The function is increasing over the interval  negative infinity comma negative 2  .; B: The range is  start set y such that y is less than or equal to 6 end set .; D: The function has a positive  y -intercept.

Question 10

The A value of a function in the form f of x is equal to a x squared plus b x plus c is negative. Which statement must be true?

Revolt · Accepted Answer

C: The vertex is a maximum.

Quadratic Functions: Standard Form - Quiz Quiz Answers

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Quadratic Functions: Standard Form - Quiz Quiz Answers

More from this Course

TRY EDGENUITY HACKS