Math, asked by eashgirdhar0, 7 months ago

what could be the possibie one's digit of the square root of each of the following numbers 9801 . give reason ​

Answers

Answered by nsdarshan1161p58ej1
0

Answer:

Step-by-step explanation:

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Answered by itzshrutiBasrani
2

The possible digit at one's place of the square root of

9801

9801 can be 1 or 9.

Therefore, 1×1 = 1 and 9×9=81.

Extra Information:

if a number has 1 or 9 in the unit’s place, then it’s square ends in 1.

when a square number ends in 6, the number whose square it is, will have either 4 or 6 in unit’s place

when a square number ends in 9, the number whose square it is, will have either 3 or 7 in unit’s place

when a square number ends in5, the number whose square it is, will have 5 in unit’s place

when a square number ends in 4, the number whose square it is, will have either 2 or 8 in unit’s place

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