Question

Find the least number to be added to 2163 into 2175 to get a perfect square​

Answer 1

by division method

9<12<16

3

2

<12<4

2

62×2=124

63×3=189

65×5=325

66×6=396

702×2=1404

hence (51)62<123456<(352)

2

we calculate (352)

2

−123456

=123904−123456

=448

hence least number to be added to get a

perfect square is 448.

since 123456+448=123904=(352)

2

solution

i hope I solve your doubt

Answer 2

Answer:

36

Step-by-step explanation:

[difference by 2] square

[2175-2163 by 2] square

[12 by 2] square

(6) square

36

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