Find the mean of the set of data. Round your answer to the nearest tenth.228, 221, 211, 211, 211, 211, 221, 215, 215, 215, 221, 221
A. 217.6
B. 216.4
C. 216.9
D. 216.8
Answer: D
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Find the future value.$3622 invested for 11 years at 4.6% compounded quarterly
A. $5973.27 B. $5990.28 C. $5940.14 D. $6001.80
Find a polynomial function of lowest degree with rational coefficients that has the given numbers as some of its zeros. 3, -7, 2 + 5i
A. f(x) = x4 - 50x2 + 200x - 609 B. f(x) = x4 - 5x3 - 15x2 + 100x - 609 C. f(x) = x4 - 5x3 + 15x2 - 100x + 609 D. f(x) = x4 - 8x2 + 200x - 609
A die is rolled twice. Write the indicated event in set notation.The sum of the rolls is 5, and one roll is a 2.
A. {(3, 2)} B. ? C. {(2, 3)} D. {(2, 3), (3, 2)}
Factor out the GCF from the polynomial.x7y4 + 5x6y5 + 9x5y6
A. x5y4(x2 + 5xy + 9y2) B. x5(x2y4 + 5xy5 + 9y2) C. y4(x7 + 5x6y + 9x5y2) D. xy(x2 + 5xy + 9y2)