SQUARE ROOT
Definition Of Square Root
The square root of a number is a nonnegative number which when multiplied by itself equals the given number..
More About Square Root
Square Root Function:
, x ≥ 0 is a square root function.
The following are some properties of square root functions. These properties are true for all positive real numbers a and b 
Video Examples: Square Roots Math Shortcuts_ Speed Math _ Fast Math
Example of Square Root
Solved Example on Square Root
Ques: Find the square root of 196.
Choices:
A. 7
B. 28
C. 42
D. 14
Correct Answer: D
Solution:
Step 1: Square root of 196 = 
.
Step 2: 
[Since 14 × 14 = 196.]
Quick Summary
- The square root of a number 'x' is a value that, when multiplied by itself, gives 'x'.
- Square root is the inverse operation of squaring a number.
- The symbol for square root is √.
🍎 Teacher Insights
Use visual aids like square tiles to demonstrate the concept of square roots. Emphasize the relationship between squaring and taking the square root.🎓 Prerequisites
- Basic Arithmetic
- Multiplication
- Understanding of Squares
Check Your Knowledge
Q1: What is the square root of 196?
Q2: What is the square root of 9?
Frequently Asked Questions
Q: What is the square root of a negative number?
A: The square root of a negative number is not a real number; it is an imaginary number.
Q: Is the square root of a number always an integer?
A: No, the square root of a number can be an integer, a rational number, or an irrational number.