Form a polynomial f(x) with real coefficients having the given degree and zeros.Degree: 3; zeros: -2 and 3 + i.
A. f(x) = x3 - 4x2 - 10x + 20
B. f(x) = x3 - 8x2 + 2x + 20
C. f(x) = x3 - 6x2 - 10x + 20
D. f(x) = x3 - 4x2 - 2x + 20
Answer: D
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Solve the problem.Find the foci and asymptotes of the following hyperbola:x2 - y2 = 200
A. Foci: (20, 0), (-20, 0); Asymptotes: y = x, y = - x B. Foci: (20, 0), (-20, 0); Asymptotes: y =2x, y = - 2x C. Foci: (0, 20), (0, -20); Asymptotes: y = x, y = - x D. Foci: (10, 0), (-10, 0); Asymptotes: y = x, y = - x
Represent the quantity by a signed number.The price of a gallon of gas dropped 15¢ in one day.
A. +15 B. -15
Solve the formula for the specified variable.A = 
h(a + b)
for b
A. b = 
B. b = 
C. b = 
D. b = 
Determine the upper and lower bounds on the zeros of the given function.f(x) = 6x3 - 7x2 + 7x + 9
A. upper bound: 1; lower bound: -1 B. upper bound: 2; lower bound: -3 C. upper bound: 2; lower bound: -1 D. upper bound: 2; lower bound: -2