Use a graphing calculator to find the sum of the geometric sequence. Round answer to two decimal places, if necessary.-4 - 8 - 16 - 32 - 64 - ... - 4 ? 212
A. -32,727
B. -32,762
C. -32,784
D. -32,764
Answer: D
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Suppose 
is an exponential function with growth factor 
. Find the equation of change for f.
?
A. 
B. 
C. 
D. 
Show that the set has cardinal number ?0 by establishing a one-to-one correspondence between the natural numbers and the given set. Be sure to indicate the general correspondence.{0, 3, 6, 9, 12, ...}
A.
| 1, | 2, | 3, | 4, | ..., | n, | ... |
| ? | ? | ? | ? | ? |
| 0, | 3, | 6, | 9, | ..., | 3n - 3, ... |
B.
| 1, | 2, | 3, | 4, | ..., | n, | ... |
| ? | ? | ? | ? | ? |
| 0, | 3, | 6, | 9, | ..., | 3n, | ... |
C.
| 1, | 2, | 3, | 4, | ..., | n, | ... |
| ? | ? | ? | ? | ? |
| 0, | 3, | 6, | 9, | ..., | 3n - 1, ... |
D.
| 1, | 2, | 3, | 4, | ..., | n, | ... |
| ? | ? | ? | ? | ? |
| 0, | 3, | 6, | 9, | ..., | 3n + 3, ... |
Solve.The current in amps I drawn by an appliance in the home can be approximated using the formula I = 
,where P is the power measured in watts and R is the resistance measured in ohms. What is the current I if 
watts and 
(Round to three decimal places, if necessary.)
A. 8.944 amps B. 10.178 amps C. 11.18 amps D. 28.284 amps
Pick the best choice by estimating. Do not measure. For metric measurements, do not attempt to convert to the U.S. system. The hardest part of the transition to the metric system is the transition to thinking in metrics. ? The perimeter of a dollar bill is about __________. ?
A. 36 in. B. 46 in. C. 6 in. D. 18 in. E. 56 in.