Solve the problem.A cellular phone company determines a monthly bill from the x number of minutes of usage. The amount of the bill, B(x), (in dollars) is given by the function: Determine the bill of a customer who uses her cellular phone 25.00 minutes during the month.

A. $33.30
B. $748.50
C. $25.00
D. $3.50


Answer: A

Mathematics

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Find the center of mass of a thin plate of constant density covering the given region.The region in the first and fourth quadrants enclosed by the curves  and  and by the lines  and 

A.  =  = 0
B.  =  = 0
C.  =  = 0
D.  = 0,  = 

Mathematics

Solve the problem.Find the length of the unknown side of the right triangle, where a and b are the legs and c is the hypotenuse. a = 6, b = 8, c = ?

A. c = 10 B. c = 7 C. c = 9 D. c = 5

Mathematics

Use the principle of mathematical induction to show that the mathematical statement is true for all natural numbers n.Sn: 1 ? 8 + 2 ? 8 + 3 ? 8 + . . . + 8n = 

What will be an ideal response?

Mathematics

Evaluate to four decimal places using a calculator.e0.09

A. 2.4596 B. 0.2446 C. 14.3660 D. 1.0942

Mathematics