Find a polynomial function of lowest degree with rational coefficients that has the given numbers as some of its zeros.2 + i, 4
A. f(x) = x3 + 8x2 + 21x + 20
B. f(x) = x3 + 9x2 + 20x + 20
C. f(x) = x3 - 4x2 - (3 - 4i) x + 12 + 16i
D. f(x) = x3 - 8x2 + 21x - 20
Answer: D
You might also like to view...
Find the average rate of change of the function over the given interval. g(x) = 6x3 - 4x2 + 1, [4, 8]
A.
B.
C. 312
D. 624
Construct a boxplot for the given data. Include values of the 5-number summary in all boxplots.The test scores of 32 students are listed below. Construct a boxplot for the data set.32 37 41 44 46 48 53 5557 57 59 63 65 66 68 6970 71 74 74 75 77 78 7981 82 83 86 89 92 95 99
A.
B.
C.
D.
Determine whether the sequence is arithmetic. If the sequence is arithmetic, determine the first term a and common difference d.4, 12, 36, 108, 972, . . .
A. Arithmetic; a = 4, d = 8 B. Not arithmetic
Find the expected value.A fair coin is tossed three times, and a player wins $3 if 3 tails occur, wins $2 if 2 tails occur and loses $3 if no tails occur. If one tail occurs, no one wins. What is the expected value of the games?
A. $0.75 B. $2.00 C. -$3.00 D. $3.00