Quiz about Algebra 1 Chapter 8 Quizizz

Question 1

What is the direction of opening for $$y=-2x^2-3$$

Accepted Answer

Down

Answer

Up

Question 2

What is the direction of opening for $$y=\left(x+3\right)\left(x-2\right)$$

Accepted Answer

Up

Answer

Down

Question 3

What is the Axis of Symmetry for $$y=5x^2-6$$

Accepted Answer

x = 0

Answer

x = 0.6

Answer

x = 5

Answer

x = -6

Question 4

What is the vertex for $$y=-3\left(x-1\right)^2+7$$

Accepted Answer

(1, 7)

Answer

(-1, 7)

Answer

(-3, 1)

Answer

(7, -3)

Question 5

What is the domain of the $$y=3x^2+2x+4$$

Accepted Answer

All Real Numbers

Answer

No Solution

Answer

$$y\ge4$$

Answer

$$y\ge2$$

Question 6

What is the range for $$y=-\left(x-4\right)\left(x+2\right)$$

Accepted Answer

$$y\le9$$

Answer

$$y\ge5$$

Answer

$$y\le5$$

Answer

$$y\ge9$$

Question 7

What is the vertex of $$y=x^2-6x+5$$

Accepted Answer

$$\left(3,\ -4\right)$$

Answer

$$\left(6,\ 5\right)$$

Answer

$$\left(-6,\ 5\right)$$

Answer

$$\left(-3,\ 32\right)$$

Question 8

Compare the function $$y=-x^2$$ to the function $$y=x^2$$

Accepted Answer

Reflection

Answer

Vertical Stretch

Answer

Vertical Shrink

Answer

Shift Down

Question 9

Compare the function $$y=3x^2$$ to the function $$y=x^2$$

Accepted Answer

Vertical Stretch

Answer

Vertical Shrink

Answer

Shift Up

Answer

Shift Right

Question 10

Compare the function $$y=x^2+6$$ to the function $$y=x^2$$

Accepted Answer

Shift Up

Answer

Vertical Stretch

Answer

Shift Right

Answer

Shift Down

Question 11

Compare the function $$y=\frac{1}{3}x^2$$ to the function $$y=x^2$$

Accepted Answer

Vertical Shrink

Answer

Vertical Stretch

Answer

Shift Right

Answer

Reflection

Question 12

Compare the graph $$y=\left(x+2\right)^2$$ to the graph $$y=x^2$$

Accepted Answer

Shift Left

Answer

Shift Up

Answer

Shift Right

Answer

Shift Down

Question 13

Compare the function $$y=\left(x-5\right)^2$$ to the function $$y=x^2$$

Accepted Answer

Shift Right

Answer

Shift Up

Answer

Shift Left

Answer

Shift Down

Question 14

What are the zeros of the funcion $$y=x^2-7x-30$$

Accepted Answer

x = 10, x = -3

Answer

x = 15, x = -2

Answer

x = -10, x = 3

Answer

x = 2, x = -15

Question 15

Find the zeros of the function $$y=\frac{1}{2}\left(x-2\right)\left(x+3\right)$$

Accepted Answer

$$x=2,\ x=-3$$

Answer

$$x=\frac{1}{2},\ x\ =\ -2,\ x\ =\ 3$$

Answer

$$x\ =-2,\ x\ =\ 3$$

Answer

$$x=\frac{1}{2},\ x=2,\ x=-3$$

Question 16

Determine whether $$y=3x+4$$ is a linear, quadratic, or exponential function

Accepted Answer

Linear

Answer

Quadratic

Answer

Exponential

Question 17

Determine whether $$y=3\left(2\right)^x$$ represents a linear, quadratic, or exponential function

Accepted Answer

Exponential

Answer

Linear

Answer

Quadratic

Question 18

Determine whether $$y=3\left(x-2\right)^2-4$$ represents a linear, quadratic, or exponential function

Accepted Answer

Quadratic

Answer

Linear

Answer

Exponential

Question 19

The function $$h=-16t^2+128t$$ represents the height h (in feet) of a firework t seconds after it is launched. The firework explodes at its highest point. When does the firework explode?

Accepted Answer

4 seconds

Answer

-4 seconds

Answer

256 seconds

Answer

1 seconds

Question 20

The function $$h=-16t^2+128t$$ represents the height h (in feet) of a firework t seconds after it is launched. The firework explodes at its highest point. At what height does the firework explode?

Accepted Answer

256 ft

Answer

4 ft

Answer

768 ft

Answer

112 ft

Question 21

What are the zeros for the function below.

$$y=3x^2-7x-6$$

Accepted Answer

x = 3, x = -2/3

Answer

x = 6, x = 11

Answer

x = 9, x = -2

Answer

x = -6, x = -1

Algebra 1 Chapter 8 Quizizz

21 questions

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