Question 0802b

Maclaurin Series

Standard Series II

Question

Find the Maclaurin expansion of

{\mathrm{e}^{- x - 3 x^2}}

up to and including the term in

{x^3.}

Express your answer in the form

1+ax+bx^2+cx^3 + \ldots

{a=}

{b=}

{c=}