Additional Mathematics 0606 / Series / 3.753.75: Binomial expansion of (1+e2x)4(1 + e^{2x})^{4}(1+e2x)40606/22/M/J/21 — Question 1 · 2 marks · BinomialMark as done · Save for later · Show all solutionsUsing the binomial theorem, expand (1+e2x)4(1 + e^{2x})^{4}(1+e2x)4, simplifying each term.[2]▸ Answer▸ Official mark scheme← 3.12: AP terms forming a geometric progression3.13: Cone surface-area minimum; AP and GP →
