(a)[2]
$\left(x + \frac{3}{x^2}\right)^6$
(b)[4]
$(4x^3 - 5)\left(x + \frac{3}{x^2}\right)^6$
Mathematics 9709 · AS & A Level · Series
Series — practice question
Determine the term with no $x$ in the expansion of each of the following:
Mathematics 9709 · AS & A Level · Series
$\left(x + \frac{3}{x^2}\right)^6$
$(4x^3 - 5)\left(x + \frac{3}{x^2}\right)^6$