Quiz about Quadratic Feature from an Equation

Question 1

Quadratic equations take the shape of a _______ when graphed.

Accepted Answer

parabola

Answer

straight line

Answer

snaked line

Answer

elliptical

Question 2

Is this point a max or min?

Accepted Answer

max

Answer

min

Question 3

What's the y-intercept of y = 3x²- 6x + 4

Accepted Answer

(0,4)

Answer

(4,0)

Answer

(-4,0)

Answer

(0,-4)

Question 4

Which answer choice describes y = -3x² +7x - 2 accurately?

Accepted Answer

opens down with a maximum

Answer

opens up with a maximum

Answer

opens up with a minimum

Answer

opens down with a minimum

Question 5

Which equation below is a quadratic?

Accepted Answer

y=3x2-6

Answer

y=9x+5

Answer

y=5x3+6

Answer

x=3x

Question 6

y = x² - 4x + 5

Accepted Answer

up and up

Answer

down and down

Answer

down and up

Answer

up and down

Question 7

What kind of function is this?

Accepted Answer

Quadratic

Answer

Linear

Answer

Exponential

Answer

McDonald's

Question 8

If the quadratic function $$y = x^2 - 4x + 4$$ is factored, what are the roots?

Accepted Answer

$$x = 2, x = 2$$

Answer

$$x = 2, x = -2$$

Answer

$$x = 1, x = 4$$

Answer

$$x = 0, x = 4$$

Question 9

If the x-value of the vertex is 1, What is the y-value?

$$y=x^2-2x+3$$ ?

Accepted Answer

2

Answer

1

Answer

3

Answer

5

Answer

4

Question 10

Which of the following are examples of quadratic equations?

Accepted Answer

2x2+2

Accepted Answer

x2

Accepted Answer

x-4x2

Answer

2x+3

Answer

x3

Question 11

Which of the following represents a quadratic function?

Accepted Answer

$$y = x^2 - 4x + 4$$

Answer

$$y = 2x + 3$$

Answer

$$y = x^3 - 4x + 6$$

Answer

$$y = 2^x$$

Question 12

Which of the following is NOT represented by the red point(s) on the graph?

Accepted Answer

vertex

Answer

zeros

Answer

x-intercepts

Answer

solutions

Question 13

If the axis of symmetry is at $$x=1$$ , What is the vertex??

$$y=x^2-2x+3$$ ?

Accepted Answer

$$\left(1,2\right)$$

Answer

$$\left(1,0\right)$$

Answer

$$\left(-1,2\right)$$

Answer

$$\left(-1,6\right)$$

Question 14

What is the vertex of y=x²+4x+3?

Accepted Answer

(-2,-1)

Answer

(2,1)

Answer

(-2,1)

Answer

(0,0)

Question 15

What was the maximum height of the ball? Choose the key feature and the answer choice.

Accepted Answer

y-value of the vertex, 5 feet

Answer

y-intercept, 3 feet

Answer

y-intercept, 0 feet

Answer

x-value of the vertex, 4 feet

Question 16

What was the height of the ball at 1 second?

Accepted Answer

4 feet

Answer

3 feet

Answer

5 feet

Quadratic Feature from an Equation

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