find out the unit digit of the square of the following number 81
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9 is the unit digit of the sq of 81
ranithapa:
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Unit digit will be 1
As in this type of questions we see the unit digit of the no. And then the unit digit of the square of the no.
As in this type of questions we see the unit digit of the no. And then the unit digit of the square of the no.
it not a sq no. because the sq of 2 is 4 , and sq of 3 is 9
ok
No
why
We have to tell the unit digit of the square of that no. Not of the square root
but 8 is not a unit digit of a sq
There r numbers which are not perfect squares but there is a square .No.for every no.
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