NCERT explained

11th Mathematics NCERT Chapter 7

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– Introduction to Binomial Theorem: Explores the need for binomial theorem for higher powers and introduces the concept of expanding (a + b)^n for positive integral indices.

– Binomial Theorem for Positive Integral Indices: Discusses the expansion of binomials like (a + b)^2, (a + b)^3, and the patterns observed in the coefficients arrangement.

– Pascal's Triangle: Introduces Pascal's triangle as a tool to expand binomials for higher powers and its usage in simplifying calculations【4:0†source】.

– Examples and Exercises: Provides examples and exercises on using the binomial theorem for expansions and calculations, such as comparing values like (1.01)^1000000 and 10000, proving remainders when dividing by 25, and evaluating expressions using binomial theorem【4:1†source】【4:2†source】.

– Historical Note: Offers a historical background on the development of binomial theorem, including the contributions of various mathematicians throughout history【4:2†source】.

Expand the expression (1-2x)^5.

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Using the Binomial Theorem, evaluate (96)^3.

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Expand the expression (2x – 3)^6.

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Determine which number is larger: (1.1)^10000 or 1000.

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Find the expansion of (a + b)^4 – (a – b)^4.

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