Desmos Quadratics

A dolphin jumps from the water at at initial velocity of 16 feet per second. The equation h = -8t² + 16t models the dolphin's height at any given time, t. What is the maximum height the dolphin jumps?

• 1 foot

• 5 feet

• 7 feet

• 8 feet

• 12 feet

How many solutions does the parabola show?

• 0

• 2

• 1

Use the table and graph to determine the x-intercept(s). Check all that apply.

• (0, -6)

• (3,0)

• (-2, 0)

• No real solutions. Parabola does not cross the x-axis.

Use the table to determine the solution(s) to the quadratic function.

• (-2,0) and (-1,0)

• (0,2)

• (-2,0)

• (-1,0)

How many solutions does this parabola show?

• 2

• 1

• 0

Use the table and graph to determine the x-intercept(s). Check all that apply.

• (2, 0)

• (0, 4)

• (3, 1)

• No real solutions. Parabola does not cross the x-axis.

Use the table and graph to determine the x-intercept(s). Check all that apply.

• (1,2)

• (0, 3)

• (0, 0)

• No real solutions. Parabola does not cross the x-axis.

What are the solutions to this graph? Check all that apply.

• (-4, 0)

• (-1, -9)

• (2,0)

• (0, -8)