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Curriculum-aligned learning paths for students in Classes 6-12.

CBSE
Class 9
Mathematics
Ganita Manjari
Exploring Algebraic Identities
Question Bank

What is the result of (a + b)²...

Single Answer MCQ
Q-00168654

What is the result of (a + b)² + (a - b)²?

1

2a² + 2b²

2

2a² - 2b²

3

a² + b²

4

4ab

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Q1.

What is the expanded form of (a + b)²?

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Q2.

Calculate the value of (3 + 4)² using the identity.

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Q3.

If a = 5 and b = -2, what is the value of (a + b)²?

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Q4.

In which case would (a + b)² = a² + b² not hold true?

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