Problem # 24 a MODELING REAL LIFE: The height h (in feet) of an underhand volleyball serve can be modeled by $$h=-16t^2+30t+4,$$ where t is the time (in seconds). (Select all that apply.) a. Interpret the t-intercepts of the graph of the function.

The negative t-intercept does not have meaning in this situation because the height of the volleyball cannot be negative.

The t-intercept, 2, shows that it takes 2 seconds for the volleyball to hit the ground after the serve.

The negative t-intercept does have meaning in this situation because the height of the volleyball can be a negative.

The t-intercept, 2, shows that it takes 2 minutes for the volleyball to hit the ground after the serve.

Algebra 1 - Ch. 9.2 Solving Quadratic Equations by Graphing P499

Authored by Mary Ann Gargac

Mathematics

9th - 12th Grade

25 Questions

CCSS covered

Used 8+ times

Algebra 1 - Ch. 9.2 Solving Quadratic Equations by Graphing P499

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