Perform the indicated operation without the use of a calculator and express each answer in decimal notation.

A. 0.00142857
B. 700
C. 100
D. 0.07


Answer: D

Mathematics

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A. Month 8 B. Month 3 C. Month 2 D. Month 6

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Solve the problem.Find the area enclosed by the track shown above. Use 3.14 as an approximation for ? and round to the nearest tenth.

A. 847.2 yd2  B. 974.3 yd2  C. Not enough data D. 776.5 yd2 

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Use a cubic or quartic regression (as specified) to fit a curve through the points given in the table. Round to the nearest hundredth.  (Cubic)

A. y ? 0.49x3 - 0.25x2 + 2.83x + 5.00 B. y ? 0.58x3 + 0.25x2 - 2.83x + 5.00 C. y ? 0.49x3 - 0.25x2 - 2.83x + 5.00 D. y ? 0.58x3 - 0.25x2 - 2.83x + 5.00

Mathematics

Find the exact value of the product.cos 45° cos 15°

A.  - 
B.
C.  + 
D.  - 

Mathematics