Question

What is the square of digit ? explain in example​

Answer 1

Answer:

If the number is of the form m0 where m represents the preceding digits, its square is n00 where n = m2. For example, the square of 70 is 4900. If the number has two digits and is of the form 5m where m represents the units digit, its square is aabb where aa = 25 + m and bb = m2.

Answer 2

Answer:

The square of a digit is the result of multiplying a digit by itself.

Eg:

${4}^{2} = 4 \times 4 = 16 \\ {3}^{2} = 3 \times 3 = 9$