Find the area.

A. 162 m2
B. 36 m2
C. 72 m2
D. 324 m2


Answer: D

Mathematics

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Use scientific notation to solve the problem.If the speed of light is 3.00 x 108 m/sec, how long does it take light to travel 2.29 x 1011 m, the distance from the sun to Mars?

A. 7.6 x 102 sec B. 7.6 x 103 sec C. 76 sec D. 7.6 x 102 min

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Convert the following powers of ten numbers to decimal form.

a. 10-3 b. 10-1 c. 10-4

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Express the radical in simplified form. Assume that all variables represent positive real numbers.

A. 3ab
B. 3ab
C. 3
D. -3a2b

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Use the change of base rule to find the logarithm to four decimal places.log2 36.87

A. 5.2044 B. 0.1921 C. 1.5667 D. 18.4350

Mathematics