" 9.If one root of the equation "ax^(2)+bx+c=0" is twice of the other,then let us show that,"2b^(2)=9ac" ."

If one root of the equation ax^(2)+bx+c=0 is the square of the other,then

If one root of the equation ax^(2)+bx+c=0 is the square of the other,then

If one root of the equation ax^(2)+bx+c=0 is two xx the other,then b^(2):ac=?

If one root of the equation ax^2+bx+c=0 (a!=0) is twice the other, than show that 2b^2=9ac .

If one root of the equation ax^2+ bx+ c=0 be n times the other,show that (n+1)^2/n=b^2/(ac)

If one root of the equation x^2 - px + q = 0 be twice the other, show that 2p^2 = 9q

If one root of the equation ax^2+bx+c=0 is the cube of the other, prove that , (b^2-2ca)^2=ca(c+a)^2

Solve the following problems: If one root of the quadratic equation ax^2+bx+c=0 is half of the other root, show that b^2=9ac/2.