Question

# The value of (103)2 using identity is.10609109061060610806

Solution

## The correct option is A 10609We know that, (a+b)2=a2+b2+2ab Now,  103 can be written as (100+3). On applying the identity (a+b)2 and  considering, a = 100 and b = 3, (103)2 =1002+32+2×100×3 =10609

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