Convert the measure from degrees to radians. Write your answer as a decimal rounded to two decimal places.125.7°

A. 2.12
B. 2.20
C. 2.11
D. 2.19


Answer: D

Mathematics

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Find the volume of the described solid.The base of a solid is the region between the curve y = 3cos x and the x-axis from x = 0 to x = ?/2. The cross sections perpendicular to the x-axis are isosceles right triangles with one leg on the base of the solid.

A. ?
B. 2?
C. ?
D. ?

Mathematics

A partial payment is made on the date(s) indicated. Use the United States Rule to determine the balance due on the note at the date of maturity. (The Effective Date is the date the note was written.) Assume the year is not a leap year. 

A. $925.47 B. $922.11 C. $906.60 D. $920.43

Mathematics

Solve the problem.In the formula N = Iekt, N is the number of items in terms of an initial population I at a given time t and k is a growth constant equal to the percent of growth per unit time. How long will it take for the population of a certain country to triple if its annual growth rate is 4.6%? Round to the nearest year.

A. 1 year B. 65 years C. 24 years D. 10 years

Mathematics

Perform the indicated operation(s), whenever possible.Let A =  and B = . Find A + B.

A.

B.

C.
[-2 -1 3]
D.

Mathematics