Binomial Theorem
JUPEB Mathematics

(a) Expand $(2 + x)^5$ completely in ascending powers of $x$. (5 marks) (b) Find the coefficient of $x^3$ in the expansion of $(1 - 2x)^7$. (4 marks) (c) Use the binomial expansion of $(1 + x)^5$ to e…

(a) Find the term independent of $x$ in the expansion of $\left(x + \dfrac{2}{x}\right)^6$. (6 marks) (b) Write down the expansion of $(1 + x)^{-1}$ in ascending powers of $x$ up to and including the …