If the sum of the slopes of the lines given by `4x^2+2lambdaxy-7y^2=4` is equal to the product of the slopes,then `lambda` is equal to?

If the sum of the slopes of the lines given by 4x^2+2lambdaxy-7y^2=0 is equal to the product of the slope, then lambda is equal to

If the sum of the slopes of the lines given by 4x^2+2lambdaxy-7y^2=0 is equal to the product of the slope, then lambda is equal to

If the sum of the slopes of the lines given by 4x^2+2lambdaxy-7y^2=0 is equal to the product of the slope, then lambda is equal to

If the sum of the slopes of the lines given by 4x^2+2lambdaxy-7y^2=0 is equal to the product of the slope, then lambda is equal to

If the sum of the slopes of the lines given by 4x^(2)+2 lambda xy-7y^(2)=4 is equal to the product of the slopes,then lambda is equal to?

If the sum of the slopes of the lines given by 4x^(2)+2kxy-7y^(2)=0 is equal to the product of the slopes, then k =

If the sum of the slopes of the lines given by 4x^(2)-2|k|xy-7y^(2)=0 is equal to the product of the slope then k is

If the sum of slopes of the lines given by 4x^2+2kxy-7y^2=0 is equal to the product of slopes , then k is equal to

If the sum of the slopes of the lines given by 2x^(2)+kxy-3y^(2)=0 is equal to their product, then k=

The sum of the slopes of the lines represented by 4x^(2)+2hxy-7y^(2)=0 is equal to the product of the slopes then h is