Equations

Does y = -5x² + 10x - 14 have a maximum or minimum?

• minimum

• maximum

Tags

CCSS.HSF-IF.C.7A

What's the axis of symmetry of y = 3x² - 6x + 4?

• x = 4

• x = 6

• x = 2

• x = 1

Does the equation y = -3x² + 7x - 2 open up or down?

• up

• down

Tags

CCSS.HSF-IF.C.7A

What are the solutions to this parabola?

• (0, -4)

• (-1, -4)

• (1, 3)

• (2, 1)

Mathematical Equivalence

ON

Tags

CCSS.8.EE.C.7B

1. Kylie and Ricardo decide to start a dog watching business for their neighborhood. 

3. Kylie thinks it would be best to charge customers $27 for a membership and then $5 per time they walk a dog. 

5. Ricardo thinks it would be best to charge $8 per dog walk. 

7. For what number of walks will their two plans cost the same amount of money?

Mathematical Equivalence

ON

Mathematical Equivalence

ON

Tags

CCSS.7.EE.B.4A

Kylie and Ricardo decide to start a dog watching business for their neighborhood. Kylie thinks it would be best to charge customers $27 for a membership and then $5 per time they walk a dog. Ricardo thinks it would be best to charge $8 per dog walk. For what number of walks will their two plans cost the same amount of money?

Mathematical Equivalence

ON

Mathematical Equivalence

ON

Tags

CCSS.7.EE.B.4A

The perimeter of the rectangle shown is 36 inches. Solve for the value of x.

Tip: just type in the number.

Mathematical Equivalence

OFF

Tags

CCSS.7.EE.B.4A