Quadratic Functions: Vertex Form - Quiz Quiz

Question 1

What value represents the vertical translation from the graph of the parent function f of x is equal to x squared to the graph of the function g of x is equal to open paren x plus 5 close paren squared plus 3 ?

Revolt · Accepted Answer

A: 5; B: 3

Question 2

What value represents the horizontal translation from the graph of the parent function f of x is equal to x squared to the graph of the function g of x is equal to x minus 4 squared plus 2 ?

Revolt · Accepted Answer

D: 4

Question 3

Sanjay begins to correctly graph the function f of x is equal to x plus 1 squared negative 3 Based on the axis of symmetry and the vertex, which graph could be Sanjay’s?

Revolt · Accepted Answer

B: Image with description On a coordinate plane, a vertical dashed line at (negative 1, 0) is parallel to the y-axis. A solid circle appears on the dashed line at (negative 1, negative 3).

Question 4

Which graph represents the function f of x is equal to open paren x minus 5 close paren squared plus 3 ?

Revolt · Accepted Answer

C: Image with description On a coordinate plane, the scale on the x-axis ranges from negative 8 to 4 in increments of 2 and the scale on the y-axis ranges from negative 6 to 6 in increments of 2. A parabola opens up with x-intercepts at negative 7 comma 0, and 1 comma 0.

Question 5

The graph of which function is decreasing over the interval open paren negative 4 comma infinity close paren ?

Revolt · Accepted Answer

A: f of x is equal to negative  x plus 4  squared plus 4

Question 6

Which graph shows the axis of symmetry for the function f of x is equal to open paren x minus 2 close paren squared plus 1 ?

Revolt · Accepted Answer

A: Image with description On a coordinate plane, a vertical dashed line at 2 comma 0 is parallel to the y-axis.

Question 7

The graph of g of x is a translation of the function f of x is equal to x squared The vertex of g of x is located 5 units above and 7 units to the right of the vertex of f of x Which equation represents g of x ?

Revolt · Accepted Answer

D: g of x is equal to  x negative 7  squared plus 5

Question 8

Over what interval is the graph of f of x is equal to negative x plus 8 squared minus 1 decreasing?

Revolt · Accepted Answer

D: open paren negative 8 comma infinity close paren

Question 9

The function f of x is equal to x squared has been translated 9 units up and 4 units to the right to form the function g of x Which represents g of x ?

Revolt · Accepted Answer

A: g of x is equal to open paren x minus 4 close paren squared plus 9

Question 10

Which function has a range of start set y such that y is less than or equal to 5 end set ?

Revolt · Accepted Answer

C: f of x is equal to negative  x negative 4  squared plus 5

Quadratic Functions: Vertex Form - Quiz Quiz Answers

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