题目内容
收藏
纠错
n is a positive integer.
Quantity A
$$\frac{1}{3^{n}}$$
Quantity B
$$3(\frac{1}{4^{n}})$$
-
AQuantity A is greater.
-
BQuantity B is greater.
-
CThe two quantities are equal.
-
DThe relationship cannot be determined from the information given.
D显示答案