9th mathematics New book/Example no.08/Exercise no.1:2/All Punjab boards.

##In this topic,how to understand complex topic .
#In this method we arrange many problems and solve step by step.
####Short Definition:
Rationalizing the denominator means eliminating irrational numbers from the denominator by multiplying with an appropriate expression.
# Basic Idea
If the denominator contains a square root, multiply both numerator and denominator by a suitable expression so that the square root disappears from the denominator.

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