Graph the inequality or system of inequalities.y ? x2 + 2

A.

B.

C.

D.


Answer: D

Mathematics

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Plot the point whose polar coordinates are given.(-4, 7?/4)

A.

B.

C.

D.

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Identify the curve as simple, closed, both, or neither.

A. Both B. Neither C. Closed D. Simple

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Solve the problem.The number of bacteria growing in an incubation culture increases with time according to  where t is time in days. Find the number of bacteria when  and .

A. 8400; 5,250,000 B. 8400; 168,000 C. 8400; 26,250,000 D. 42,000; 5,250,000

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Simplify the expression.

A. 9x
B. 83x
C. x2
D. x

Mathematics