x-8xy^(3)

lim_(xrarr0)(xy(sqrt(y^(2)-(y-x)^(2))))/((sqrt(8xy-4x^(2))+sqrt(8xy))^(3))" equals"

lim_(x rarr0)(x sqrt(y^(2)-(y-x)^(2)))/({sqrt(8xy-4x^(2))+sqrt(8xy)}^(3))=

lim_(x rarr 0) (x sqrt(y^(2) - (y - x)^(2)))/((sqrt(8xy - 4x^(2)) + sqrt(8xy))^(3)) equals :

If x-2y=11 and xy=8, then the value of x^(3)-8y^(3) is

The difference of the slopes of the lines 3x^(2)-8xy-3y^(2)=0 is

Measure of angle between lines 3x^(2)-8xy-3y^(2)=0 is

Show that two pairs of lines 3x^(2)+8xy-3y^(2)=0 and 3x^(2)+8xy-3y^(2)+2x-4y-1=0 forms a square.

The equations of the diagonals of the square formed by the pairs of straight lines 3x^(2)+8xy-3y^(2)=0 and 3x^(2)+8xy-3y^(2)+2x-4y-1=0 are