NCERT SOLUTIONS CLASS 9 MATHEMATICS
Q.1. Classify the following numbers as rational or irrational:
Q.2. Simplify each of the following expressions:
Q.3. Recall, π is defined as the ratio of the circumference (say c) of a circle to its diameter (say d). That is, π = . This seems to contradict the fact that π is irrational. How will you resolve this contradiction?
Q.4. Represent on the number line.
Q.5. Rationalise the denominators of the following: