Use synthetic division to decide whether the given number k is a zero of the given polynomial function.k = 2 + i; f(x) = x3 + 3x2 - 8x + 10

A. Yes
B. No


Answer: B

Mathematics

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Find the length and direction (when defined) of u × v.u = 5i, v = 3j

A. 5; 3k B. 15; 15k C. 15; k D. 15; -k

Mathematics

Solve the problem.A town's average monthly temperature data is represented in the table below:  Find a sinusoidal function of the form  that fits the data.

A. y = 27.35 sin  + 56.95
B. y = 29.6 sin  + 84.3
C. y = 84.3 sin  + 29.6
D. y = 56.95 sin  + 27.35

Mathematics

Find the indicated matrix.Let A =  and B = . Find AB.

A.
B.
C.
D.

Mathematics

Find the prime factorization of the number. If possible, write the answer two ways: with and without exponents.25

A. 2 ? 5 ? 5 or 2 ? 52 B. 5 ? 5 or 52 C. 2 ? 5 D. 5 ? 5 ? 5 or 53

Mathematics