Question

How
many non-square number lies between the following pairs of numbers ?
7² and 82
10² and 112
40² and 412
80² and 812
1012 and102² 205² and 2062
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Answer 1

Answer:

(a) 31

(b) 12.............

Answer 2

Answer:

you have to use one formula here ......

that is there are 2n now that lie between n square and n plus 1

or you can find the square of both the nos. and then do their subtraction. after doing subtraction do minus 1

you will get your answer........

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