Graph the inequality.y ? x2 + 4

A.

B.

C.

D.


Answer: C

Mathematics

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Translate the problem to a system of equations, then solve using Cramer's Rule.Twice the water flow in the hot-water pipe is the same as three times the flow in the cold-water pipe. The combined flow is 1200 liters per hour. What is the flow in each pipe?

A. 600 liters/hr hot, 400 liters/hr cold B. 400 liters/hr hot, 600 liters/hr cold C. 720 liters/hr hot, 480 liters/hr cold D. 480 liters/hr hot, 720 liters/hr cold

Mathematics

The graph of a function is given. Decide whether it is even, odd, or neither.

A. even B. odd C. neither

Mathematics

Find the midpoint of the line segment joining the points P1 and P2.P1 = (-2, -9); P2 = (-7, -8)

A.
B.
C.
D.  

Mathematics

Solve the problem.Al's Recycling Center pays local children $0.50 for each pound of aluminum cans they bring in. If Bobby brings in 11 pounds of cans, what are his gross earnings?

A. $5.50 B. $4.00 C. $7.00 D. $11.50

Mathematics