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The function h(t) = −5t2 + 20t shown in the graph models the curvature of a satellite dish:

What is the domain of h(t)?
x ≥ 0
0 ≤ x ≤ 4
0 ≤ x ≤ 20
All real numbers

Which of the following is missing in the explicit formula for the compound interest geometric sequence below?

Question 3(multiple choice worth 1 points) use the arc length formula and the given information to find r. s = 16 cm, θ = 48°; r = ? sixty divided by pi cm thirty divided by pi cm one third cm one hundred twenty divided by pi cm

Which two fractions are equivalent to 24/84? 6/42 and 2/7 6/21 and 2/6 12/42 and 3/7 12/42 and 2/7