Question 0801a

Maclaurin Series

Binomial Expansion I

Question

Find the binomial expansion of

\frac{1}{\sqrt{1 + \frac{1}{3} x}}

up to and including the term in

{x^3.}

Express your answer in the form

1+a_1x + a_2x^2 + a_3x^3 + \ldots

{a_1=}

{a_2=}

{a_3=}