Question

Find the number of four digits which is a perfect square.​

Answer 1

Answer:

And therefore 9801 is the greatest four digit number which is a perfect square.

Step-by-step explanation:

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Answer 2

Answer:

9801

Step-by-step explanation:

first you have to take largest 4 digit no 9999 and divide it using division method {make 2 pairs of 99} so the answer is 9801.