If roots of `x^(4) + qx^(2) + kx + 225 = 0` are in A.P., then value of q is :- `(q in I)` :

If the roots of x^(4)+qx^(2)+kx+225=0 are in arthmetic progression, then the value of q , is

If the roots of x^(4)+qx^(2)+kx+225=0 are in arthmetic progression, then the value of q , is

If the roots of x^(4)+qx^(2)+kx+225=0 are in arthmetic progression, then the value of q , is

If the roots of x^(4)+qx^(2)+kx+225=0 are in arthmetic progression, then the value of q , is

If 3 - 4i is a root of x^(2) - px + q = 0 where p, q in R . then value (2 p - q)/( p + q) is

If the roots of the equation 2x^(2)+7x+4=0 are in the ratio p:q, then the value of sqrt((p)/(q))+sqrt((q)/(p))

If the roots of the equation q^2 x^2 + p^2 x + r^2 =0 are the squares of the roots of the equation qx^2 + px + r=0 , then p,q,r are in ………………….. .

Let alpha,beta be the roots of the equation x^(2)-px+r=0 and alpha//2,2beta be the roots of the equation x^(2)-qx+r=0 , then the value of r is (1) (2)/(9)(p-q)(2q-p) (2) (2)/(9)(q-p)(2p-q) (3) (2)/(9)(q-2p)(2q-p) (4) (2)/(9)(2p-q)(2q-p)