What is the middle term in the expansion of $(x + x^… |

Q16MCQ1 mark2022 · Annual

Question

(x + x^{-1})^{14}

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Topics and outcomes this question is testing.

State and apply the Binomial Theorem to expand expressions of the form (a + b)^n where n is a positive integer.

Expand using the Binomial Theorem, and use appropriate techniques to simplify the expression.