Solve the problem.The amount of particulate matter left in solution during a filtering process decreases by the equation  where n is the number of filtering steps. Find the amounts left for n = 0 and  (Round to the nearest whole number.)

A. 1800, 113
B. 900, 28
C. 900, 113
D. 900, 7200


Answer: C

Mathematics

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Provide an appropriate response.In right triangle ABC with right angle C, find the indicated part. Round to four significant digits. Find a if A = 43° and c = 18 m.

Fill in the blank(s) with the appropriate word(s).

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A. - 
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C. - 
D. -

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A.
B.
C.
D.

Mathematics