Question

find the greatest 5 digit number which is a perfect square

Answer 1

We know that the largest 5 digit number is 99999. So let us check whether it is a perfect or not ? So here we can see that 99999 is not a perfect square as it leaves 143 as the remainder while finding it s square root. Hence 99856 is a perfect square whose square root is √99856 = 316.

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Answer 2

hye

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the greatest 5 digit number = 99999

aim:to Find the greatest 5 digit number which is a perfect square

now let us find the square root 

=>√99999

=>316.2261.....................

let us round of 316.2261 to the next least hunderd


so we write 316  [approx]

now let us find the sqaure of 316

=>316²

=> 99856

∴answer is 99856

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hope it helps u ..............

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