Determine whether the sequence is arithmetic.3, 12, 48, 192, 768, . . .

A. Arithmetic
B. Not arithmetic


Answer: B

Mathematics

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Use a calculator to approximate the area of the surface generated when the given curve is revolved about the x-axis. Round to two decimal places when necessary.y = ln x6  on [1, ]

A. 29.05 B. 15.18 C. 2.42 D. 4.62

Mathematics

Find the first year's depreciation using the sum-of-the-years'-digits method of depreciation. Round to the nearest dollar. 

A. $21,571 B. $14,500 C. $24,857 D. $65,143

Mathematics

Decide whether the relation is a function.{(-3, 4), (-1, 7), (1, -9), (1, -1)}

A. function B. not a function

Mathematics

Write the number without exponents.8.0929 × 10-7

A. 0.00000080929 B. 0.0000080929 C. 0.000000080929 D. -809,920,000

Mathematics