Find the difference. Check by adding.71,739 - 8302

A. 67,437
B. 71,257
C. 63,137
D. 63,437


Answer: D

Mathematics

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Write the number in decimal notation. ? 4.25 × 105 ?

A. 42,500 B. 4,250,000 C. 425 D. 4,250 E. 425,000

Mathematics

Find the average value of the function f over the given region.f(x, y) = e2x; R = 

A.
B. e - 1
C. 2e - 1
D.

Mathematics

Solve the problem.A 200 gal tank is half full of distilled water. At time = 0, a solution containing 1 lb/gal of concentrate enters the tank at the rate of 4 gal/min, and the well-stirred mixture is withdrawn at the rate of   When the tank is full, how many pounds of concentrate will it contain?

A. 100 pounds B. 200 pounds C. 120 pounds D. 150 pounds

Mathematics

Convert to rectangular coordinates.

A. (-2, 2)
B. (2, 2)
C. (-2, -2)
D. (2, -2)

Mathematics