Performing Binomial Expansion for Positive Integers of n

The video tutorial explains binomial expansion for positive integers using Pascal's triangle and a calculator's n choose r function. It covers the process of expanding binomials, finding coefficients, and using a calculator for efficiency. The tutorial includes examples of specific expansions and finding particular coefficients, emphasizing the relationship between powers of a and b.

What are the coefficients for the expansion of (a + b)^6 using the calculator method?

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How do you determine the r value when looking for a specific term in a binomial expansion?

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What is the final coefficient of x^5 in the expansion of (3 - 4x)^8?

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