Determine whether the graph is the graph of a function.

A. yes
B. no


Answer: A

Mathematics

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Solve the problem. Round your answer, if appropriate.Boyle's law states that if the temperature of a gas remains constant, then PV = c, where , and c is a constant. Given a quantity of gas at constant temperature, if V is decreasing at a rate of 15 in. 3/sec, at what rate is P increasing when P = 70 lb/in.2 and V = 50 in.3? (Do not round your answer.)

A.  lb/in.2 per sec
B. 21 lb/in.2 per sec
C.  lb/in.2 per sec
D.  lb/in.2 per sec

Mathematics

Find the average value of    over the given region. z2 over the rectangular solid in the first octant bounded by the coordinate planes and the planes 

A.
B.
C. 12
D. 96

Mathematics

Multiply in the indicated base. 2357 × 67

A. 22127 B. 21127 C. 20127 D. 21337

Mathematics

Graph each system of inequalities and shade the portion on the graph represented by the solution set.2x + y ? 4  x - 1 > 0

A.

B.

C.

D.

Mathematics