Find the expression.u = 5i + 2jFind 4u.

A. 9i + 2j
B. 9i + 6j
C. 20i + 2j
D. 20i + 8j


Answer: D

Mathematics

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A. Converges B. Diverges

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Use the remainder theorem to find P(k).k = -5 + 2i; P(x) = x2 - 2x - 3

A. 28 - 14i B. 28 - 24i C. 31 - 14i D. 4

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The graph of a function f is given. Use the graph to answer the question.What is the y-intercept?

A. (0, 10) B. (0, -6) C. (0, -8) D. (0, 7)

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Write the equation of a sine function that has the given characteristics.The graph of y = , shifted 3 units to the right

A. y =  + 3
B. y =  - 3
C. y = 
D. y = 

Mathematics