Question: 1. Given f(x) = x2, is f the independent variable? Why or why not? 2. The graph represents the height h of a projectile after

1. Given f(x) = x2, is f the independent variable? Why or why not?
2. The graph represents the height h of a projectile after t seconds.

Time (in seconds)
(a) Explain why h is a function of t.
(b) Approximate the height of the projectile after 0.5 second and after 1.25 seconds.
(c) Approximate the domain of h.
(d) Is t a function of h? Explain.

30 25 20 15 10- 0.5 1.0 1.5 2.0 2.5 Height (in feet)

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