The binomial expansion, in ascending powers of x, of
(3+px)^5
where p is a constant, can be written in the form A+ Bx+ Cx² + Dx³
where A, B, C and D are constants.
(a) Find the value of A
Given that
.
.
B = 18D
P<0
(b) find
(i) the value of p
(ii) the value of C
