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Chapter 4 Class 9 - Exploring Algebraic Identities (Ganita Manjari I) | 5 questions | about 4 minutes

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Question 1 of 5
Question 1 of 5
Which is the correct expansion of \((2a+b)^{3}\)?
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Question 2 of 5
Which is the correct expansion of \((2x-y+3z)^{2}\)?
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Question 3 of 5
If \(x-\frac{1}{x}=4\), what is \(x^{2}+\frac{1}{x^{2}}\)?
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Question 4 of 5
Factorise \(6x^{2}-x-2\).
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Question 5 of 5
In \((x-2y)^{3}=x^{3}-6x^{2}y+kxy^{2}-8y^{3}\), what is \(k\)?
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