Find all zeros of the function and write the polynomial as a product of linear factors.f(x) = x4 + 3x3 + 6x2 + 12x + 8
A. f(x) = (x + 1)(x + 2)(x - 2i)(x + 2i)
B. f(x) = (x - 1)(x + 2)(x - 2)(x + 2)
C. f(x) = (x - 1)(x - 2)(x - 2i)(x + 2i)
D. f(x) = (x - i
)(x + i
)(x - 2)(x +2)
Answer: A
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Fill in the blank with one of the words or phrases listed below. 
Two angles that have a sum of 90° are called 
angles.
A. supplementary B. complementary C. acute D. straight
Solve the problem.The table shows the population of a certain city in various different years. Use regression to find values for a and b so that f(x) = axb models this data, where x represents the number of years since 1980 and f(x) is the population of the city in hundreds of thousands. Round your answers to 4 decimal places.
A. a ? 2.6352, b ? 0.4756 B. a ? 2.1375, b ? 0.4432 C. a ? 1.8506, b ? 0.5121 D. a ? 1.7025, b ? 0.5375
Find two positive numbers whose product is and whose sum is a minimum.
Select the correct answer. a. 14, 14 b. 3, 48 c. 6, 24 d. 4,36 e. 2, 72