The total number of non-square natural numbers between 162 and 172 =a×b=c. What is the value of a, b and c respectively?
2,16, 32
Non-square nos. between n2 and (n+1)2 = 2n
∴ Between 162 and 172 =2×16=32
a × b = c
So, a, b and c are 2, 16 and 32 respectively.