ADDITIONAL MATHEMATICS 4037 · STRUCTURED PRACTICE
Paper 2 · Calculator1
In the expansion of , where is a positive integer and $a
eq 0, the first three terms in ascending powers ofx1 + 18x + 135x^2 + \dots$
(a)
[4]Show that and find the value of .
(b)
[3]Hence, find the coefficient of in the expansion of .
(c)
[3]Find the term independent of in the expansion of .
Total: 10 marks