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Modeling with Quadratic Functions

Authored by Anthony Clark

Mathematics

10th Grade

Modeling with Quadratic Functions
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13 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Media Image

A kid launches a rock off of a cliff. The height of the rock after t seconds can be modeled by the graph shown. How long does it take the rock to reach its maximum height?

1.094 seconds

174.141 seconds

155 seconds

4.393 seconds

None of the above

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

A projectile bottle rocket is launched in the air. How long did it take the bottle rocket to reach its maximum altitude?

3 seconds

6.8 seconds

50 seconds

200 seconds

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Find the quadratic function passing through the points (0, -3), (1, 2), and (2, -1).

y = - x2 + 2x - 3

y = x2 - 2x + 3

y = x2 - 3

y = - 4x2 +9x - 3

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Y = ax2 + bx + c is called the ______________ form of a quadratic equation.

Vertex

Intercept

Standard

Usual

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Jack is throwing a baseball. What is the highest in the air the ball will get?

y-intercept

vertex

plug in a value for x

x-intercept

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

A projectile bottle rocket is launched in the air. What is the highest altitude of the projectile?

7 ft

500 ft

200 ft

350 ft

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

A projectile bottle rocket is launched in the air. How long does it take the projectile to reach the ground?

5.2 seconds

6.8 seconds

7 seconds

3 seconds

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