Numbers like 1, 4, 9, 16, 25, ... are known as ________.
Options:
A . Perfect cubes
B . Perfect squares
C . Irrational Numbers
D . Decimals
Answer: Option B : B When an integer is multiplied by itself, it results in a perfect square. When we square integers like 1, 2, 3, 4, 5, ...,we obtain 1, 4, 9, 16, 25, ... . Hence, the given numbers which are obtained by squaring the integers are known as perfect squares.
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