Question

Pls answer the 14 th question with steps will conformity mark as brainliest

Answer 1

Answer: option c

explanation:

Let x-a is the common factor.

Then putting X=a we get a^2= -p/3 from 2nd equation

Then  

Putting X=a in 1st equation we get

a^3+pa+r=0

a(a^2+p)+r=0

a(-p/3+p)+r=0

a= - 3r/2p

 

Now put this value of a to the 1st equation.

r^2/4 + p^3/27=0