Evaluate the function.Find f(-2) if f = {(-2, 3), (3, 0), (0, 5), (5, -2)}

A. 3
B. None of these
C. 5
D. (3, 5)

Answer: A

Mathematics

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Simplify. Write your answers in the form of a+bi, where a and b are real numbers.

A. -  -  i
B. -  +  i
C. -  -  i
D.  +  i

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Find the real solutions of the equation. = 3

A. {3} 
B. {9} 
C.
D.

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Rationalize the denominator. Assume all variables represent positive real numbers.

A.
B.
C. -1
D. 22 

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Solve by completing the square.2x2 - 4x = 30

A. 3, -5 B. -15, 1 C. -3, 10 D. -3, 5

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