题目信息
Of the following, which is greatest?
A:
B:
C:
D:
E:
参考答案及共享解析
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已选答案：
正确答案：
A:
Arithmetic Operations with radical expressions
Probably the easiest way to determine which of the given radical expressions is greatest is to compare their squares, which are 18, 12,
, 
, and 
. Clearly, 18 is the greatest of the squares, so 
is the greatest of the given radical expressions.
The correct answer is A.
Probably the easiest way to determine which of the given radical expressions is greatest is to compare their squares, which are 18, 12,
, , and . Clearly, 18 is the greatest of the squares, so is the greatest of the given radical expressions.The correct answer is A.
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