Express as a single logarithm.logcx + logcy

A. logc(xy)
B. logcxy
C. logc 
D. logcx ? logcy


Answer: B

Mathematics

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The period P, in years, of a planet is the time it takes to make a single orbit of the sun. The period is related to the distance D from the sun by the formula . A:  Neptune is 30 times as far from the sun as Earth. How long does it take Neptune to make a single orbit around the sun?B:  The period of Mercury is 88 days. Express the period of mercury in terms of years.C:  The Earth is 93 million miles from the sun. Use your answer to part B to determine how far Mercury is from the sun. ? Round your answers to two decimal places if necessary. ?

What will be an ideal response?

Mathematics

Evaluate.-|5| + |6|

A. -1 B. 11 C. 1 D. -11

Mathematics

Provide an appropriate response.Does scientific notation allow a negative number to be multiplied by a power of 10?

A. Yes B. No

Mathematics

Find different polar coordinates (r, ?) for the same point under the given conditions., r < 0 and 0 < ? < 2?

A.
B.
C.
D.

Mathematics