If the product of two of the roots of `x^(3)-kx^(2)+5x+3=0` is `-1` then `k` is

If the product of two roots of x^(3)+kx^(2)+31x-30=0 is 15 then k=

If the product of two roots of x^(3)-5x^(2)-kx+24=0 is 12 then k=

If the product of the roots of 5x^(2)-4x+2+m(4x^(2)-2x-1)=0 is 3, then m=

If the roots of 2x^(3)+kx^(2)-x+1=0 are in H.P then k=

If the products of the roots of 5x^(2)-4x+38+k(-4x^(2)-2x-1)=0 is -5 then the value of k is

If the roots of x^(3)-13x^(2)+kx-27=0 are in G.P then k=

If the product of the roots of the equation x^(2)-3kx+2e^(2log k)-1=0 is 17 then k=

If the product of the roots of the equation x^(2)-3kx+2e^(2ln k)-1=0 is 7 then the roots of the equation are real for k equal to

Fill in the blanks If the product of the roots of the equation x^(2)-3kx+2e^(21nk)-1=0 is 7 then the roots are real for

If the roots of (x^(3)-Kx^(2)+14x-8)=0 are in G.P then K=