Mathematical Reasoning第 64 / 120 题
What is the square root of 144?
a.11
b.72
c.14
d.12
解析
The square root of 144 is the number that, multiplied by itself, gives 144; that number is 12 because 12 × 12 = 144. Square roots reverse the squaring operation. Note that 72 is half of 144, not its root.
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