Question

How can one represent the square of 103?

(a) (100+3)^2

(b) (100-3)^2

(c) (100+3)

(d) (100-3)

The question was posed to me by my college professor while I was bunking the class.

The above asked question is from Finding the Square of a Number topic in division Squares and Square Roots of Mathematics – Class 8

Answer 1

The correct option is (a) (100+3)^2

Easiest explanation: The number 103 can be represented in form 100+3, this will help us to calculate the square of the number. This method would help us eliminate the traditional method of multiplying the number with itself.