Tell whether a linear model or a quadratic model is appropriate for the data. If linear, tell whether the slope should be positive or negative. If quadratic, decide whether the leading coefficient a of x2 should be positive or negative.The height of a ball thrown from the ground, as a function of time.
A. quadratic; positive
B. linear; negative
C. linear; positive
D. quadratic; negative
Answer: D
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Determine if the series converges or diverges. If the series converges, find its sum.
A. converges; 
B. converges; 
C. diverges
D. converges; 
Form a polynomial whose zeros and degree are given. Use a leading coefficient of 1. Zeros: -5, -4, -3, 3; degree 4
A. x4 + 11x2 - 180 B. x4 - 9x3 + 11x2 + 81x - 180 C. x4 + 9x3 + 11x2 - 180x - 180 D. x4 + 9x3 + 11x2 - 81x - 180
Decide whether the set of ordered pairs is a function.{(-2, -3), (3, 8), (6, -7), (9, -2), (10, 2)}
A. Function B. Not a function
Provide an appropriate response.What property is illustrated by 4(5 + 7) = 4 ? 5 + 4 ? 7?
A. distributive property B. associative property C. commutative property D. identity property