Express in terms of i.

A. -2
B. 2i
C. 2
D. -2i

Answer: B

Mathematics

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Construct a truth table for the given compound statement.~(~(p ? s))

A.

B.

C.

D.

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Transform the polar equation to an equation in rectangular coordinates. Then identify and graph the equation.r = 4 cos ?

A.

x2 + (y - 2)2 = 4; circle, radius 2,
center at (0, 2) in rectangular coordinates
B.

(x + 2)2 + y2 = 4; circle, radius 2,
center at (-2, 0) in rectangular coordinates
C.

x2 + (y + 2)2 = 4; circle, radius 2,
center at (0, -2) in rectangular coordinates
D.

(x - 2)2 + y2 = 4; circle, radius 2,
center at (2, 0) in rectangular coordinates

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Mathematics

Simplify the power of i.

A. -1 B. -i C. 1 D. i

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Solve the problem.The ending balance from Randy's check register is $1181.37. Find the current balance in Randy's checking account using the information given below.

A. $1160.12 B. -$3731.30 C. $1178.87 D. -$3710.05

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Mathematics