Question

Given that the roots of x^3 +3 px^2? + 3qx + r = 0 are in
ar ay
i) A.P show that 2p^3-3pq + r = 0
ii)GP show that p^3r =q^3?
iii) H.P show that 2q^3 =r(3pq-r)

prove correct answer don't write silly answer like don't know (or) other waste ​

Answer 1

your answer is attached,hope it helps