Let `alpha,beta` be the roots of the quadratic equation `a x^2+b x+c=0a n d=b^2-4a cdotIfalpha+beta,alpha^2+beta^2alpha^3+beta^3` are in G.P. Then a.`=0` b. `!=0` c. `b =0` d. `c =0`

Let alpha,beta be the roots of the quadratic equation a x^2+b x+c=0 and delta=b^2-4a cdot If alpha+beta,alpha^2+beta^2alpha^3+beta^3 are in G.P. Then a. =0 b. !=0 c. b =0 d. c =0

Let alpha,beta be the roots of the quadratic equation a x^2+b x+c=0 and delta=b^2-4a cdot If alpha+beta,alpha^2+beta^2alpha^3+beta^3 are in G.P. Then a. =0 b. !=0 c. b =0 d. c =0

Let alpha,beta be the roots of the quadratic equation ax^(2)+bx+c=0and=b^(2)-4a*If alpha+beta,alpha^(2)+beta^(2)alpha^(3)+beta^(3) are in G.P.Then a.=0 b.!=0 c.b=0 d.c=0

Let alpha,beta be the roots of the quadratic equation a x^2+b x+c=0and Delta =b^2-4ac cdotIfalpha+beta,alpha^2+beta^2,alpha^3+beta^3 are in G.P. Then a. Delta!=0 b. bDelta=0 c. cDelta =0 d. Delta =0

If alpha and beta are the roots of the quadratic equation x^2-3x-2=0 , then alpha/beta+beta/alpha=

If alpha and beta are the roots of the quadratic equation x^(2)-3x-2=0, then (alpha)/(beta)+(beta)/(alpha)=

In the quadratic equation ax^2 + bx + c = 0 . if delta = b^2-4ac and alpha+beta , alpha^2+beta^2 , alpha^3+beta^3 are in G.P. and alpha,beta are the roots of ax^2 + bx + c =0

In the quadratic equation ax^2 + bx + c = 0 , if Delta = b^2-4ac and alpha + beta, alpha^2 + beta^2, alpha^3 + beta^3 are in GP. where alpha, beta are the roots of ax^2 + bx + c =0 , then

Let f (x)=a x^(2)+b x+c , a ne 0 and Delta=b^(2)-4 a c . If alpha+beta, alpha^(2)+beta^(2) and alpha^(3)+beta^(3) are in G.P, then