Operations on real numbers. Mathematics CBSE, Class 9: lessons, tests, tasks.

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1.	Properties of real numbers
2.	How to represent square roots of real numbers geometrically
3.	Rationalise the denominator
4.	Law of exponents for real numbers

1.	Classify the numbers as rational or irrational Difficulty: easy	3
2.	Simplify the expression Difficulty: easy	3
3.	Reduce the expression Difficulty: easy	3
4.	Enter the value in reduced form Difficulty: easy	2
5.	Magnify the number with one decimal place Difficulty: medium	4
6.	Add, multiply the given expressions Difficulty: medium	4
7.	Subtract, divide the given expressions Difficulty: medium	4
8.	Rationalise the expressions Difficulty: medium	5
9.	Find the simpler form of exponents Difficulty: medium	4
10.	Add, subtract and multiply the given expressions Difficulty: hard	5
11.	Apply law of exponents Difficulty: hard	5
12.	Reduce the expression by rationalising it Difficulty: hard	5

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Training test

Difficulty: medium

9

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Methodical recommendation

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