Find the fifth term and the nth term of the geometric sequence whose initial term, a, and common ratio, r, are given.a = 1; r = 

A. a5 = ; an = 1 ? n-1
B. a5 = ; an = 1 ? n-1
C. a5 = ; an = 1 ? n
D. a5 = ; an = 1 ? n

Answer: B

Mathematics

You might also like to view...

Integrate the function.

A. tan-1  + C
B.  sin-1  + C
C.  tan-1  + C
D.  ln  + C

View
Mathematics

Evaluate the function.Find f(3) if f = {(-2, 3), (3, 0), (0, 5), (5, -2)}

A. None of these B. 0 C. (0, -2) D. -2

View
Mathematics

Use the table of integrals to find the integral. ?  ? 

A.
B.
C.
D.

View
Mathematics

Solve the problem.You have 112 feet of fencing to enclose a rectangular plot that borders on a river. If you do not fence the side along the river, find the length and width of the plot that will maximize the area.

A. length: 84 ft, width: 28 ft B. length: 28 ft, width: 28 ft C. length: 56 ft, width: 28 ft D. length: 56 ft, width: 56 ft

View
Mathematics