Which of the following number CANNOT be a perfect square?
11664
13924
12344
12544
Answers
Answered by
2
Answer:
Correct option is
B
23857
16384=128×128 (perfect square)
18496=136×136 (perfect square)
11025=105×105 (perfect square)
23857=1×23857 (prime no. so not a perfect square)
Hence, option B is correct.
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