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CBSE Class 9MathematicsNumber System

Two classmates Salma and Anil simplified two different expressions during the revision hour and explained to each other their simplifications. Salma explains simplification of and Anil explains simplification of . Write both the simplifications. What values does it depict?

Step-by-step solution

Salma’s simplification: [Rationalising the denominator] [( a + b ) ( a – b ) = a 2 – b 2 ] Anil’s simplification: Values depicted are: • Helping and understanding. • Learning how to discriminate in use of knowledge. • Equipping each other to meet the challenges of life.

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