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Solving a Quadratic Equation by Factorization Method

Given Munnu’s...

Question

Given Munnu’s age to be $x$ years, can you guess what $(x - 2)$ may show?

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Solution

$(x - 2)$ denotes the person whose age is $(x - 2)$ years and he is $2$ years younger to Munnu.

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Question 3(a)

Given, Munnu’s age is x years. Can you guess what (x - 2) may show? (Hint: Think of Munnu’s younger brother.) Can you guess what (x + 4) may show? What (3x + 7) may show?

(a) Given Munnu’s age to be x years, can you guess what (x − 2) may show?

(Hint: Think of Mannu’s younger brother.)

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What will the following expression indicate?

(c) Given n students in the class like football, what may 2n show? What may show? (Hint: Think of games other than football).

Question 8

Leela is Radha’s younger sister. Leela is 4 years younger than Radha. Can you write Leela’s age in terms of Radha’s age? Take Radha’s age to be x years.

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