Intro to Quadratics Review

How many solutions does this graph have?

• one

• two

• no solutions

• cannot be determined

After how many seconds did the ball reach its maximum height? Choose the key feature and the answer.

• y-intercept, 3 secs

• x-value of the maximum, 4 secs

• y-value of the maximum, 5 secs

• y-intercept, 0 secs

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

• y-intercept, 3 feet

• y-intercept, 0 feet

• x-value of the maximum, 4 feet

• y-value of the maximum, 5 feet

After how many seconds did the water reach its maximum height? Choose the key feature and the answer.

• x-value of maximum, 2 seconds

• y-value of maximum, 9 seconds

• y-intercept, 0 seconds

• x-intercept, 3.8 seconds

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

• y-intercept, 0 feet

• x-value of the maximum, 2 feet

• y-value of the maximum, 10 feet

• x-intercept. 3.85 feet

What key feature tells the initial height of the roller coaster?

• y-intercept

• x-intercept

• axis of symmetry

• vertex

What is another name for the x-intercepts of a quadratic function?

• y-intercept

• Zeros

• x-axis

• They don't have another name

Tags

CCSS.HSF-IF.C.7D

What are the zeros of this function ?

• -12 and 20

• -5 and 3

• -4 and -5

• -3 and 5

Tags

CCSS.HSA.APR.B.3

Maddie is planning a rectangular garden in her backyard. The length of the garden will be 5 feet greater than its width.

What function models the area of Maddie's garden?

• a (w) = w (5w)

• a (w) = w² + 5

• a (w) = w (w + 5)

• a (w) = (w + 5) (w + 5)

The Centerville High School soccer team is having a contest to see which player can kick a soccer ball the farthest. The path of Chantal's kick can be modeled by the graph shown below. Alexa was able to kick the soccer ball a distance of 39 feet. How does that compare with the distance that Chantal was able to kick the soccer ball?

• Alexa could kick the soccer ball 4 feet farther than Chantal.

• Alexa could kick the soccer ball 7 feet farther than Chantal.

• Alexa could kick the soccer ball 23 feet farther than Chantal.

• Alexa could kick the soccer ball 26 feet farther than Chantal.