Chapter 6: Square Roots and Cube RootsIntroduction
Properties of Square Numbers
Some More Interesting Patterns
Pythagorean Triplets
Square roots
Finding the Square root through Subtraction of successive odd numbers
Finding the Square root through Prime Factorisation Method
Finding Square Root by Division Method
Square roots of Decimals Using Division Method
Estimating Square Roots of non-perfect Square Numbers
Cubic Numbers
Some Interesting Patterns
Cubes and their Prime Factors
Cube Roots
Finding Cube root through Prime Factorisation Method
Estimating the Cube Root of a Number
Exercise 6.1
Exercise 6.2
Exercise 6.3
Exercise 6.4
Exercise 6.5
What We Have Discussed?
Easy Level Worksheet Questions
Moderate Level Worksheet Questions
Hard Level Worksheet Questions
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If the volume of a cube is 125
To get the length of the side of the cube, we need to know a number whose cube is 125.
Finding the square root, as you know, is the inverse operation of squaring.
Similarly, finding the cube root is the
We know that
So, we say that the cube root of 8 is
We write
Consider the following:
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