Show that the tangent of an angle between the lines `(x)/(a)+(y)/(b)=1` and `(x)/(a)-(y)/(b)=1` and `(2ab)/(a^(2)-b^(2))`.

Show that the tangent of an angle between the lines (x)/(a) + (y)/( b) = 1 and (x)/( a) - (y)/( b) = 1 is (2 ab)/( a^(2) - b^(2) ) .

The angle between the lines (x)/(a)+(y)/(b)=1 and (x)/(a)-(y)/(b)=1 will be:

Show that the tangent of an angle between the lines x/a+y/b=1 and x/a-y/b=1\ i s(2a b)/(a^2-b^2)

Angle between the lines (x)/( a) + (y)/( b) and (x)/(a) - (y)/( b) = 1 is ….....

Show that the tangent of an angle between the lines x/a+y/b=1 and x/b-y/b=1\ i s(2a b)/(a^2-b^2)

The angle between the lines x/a+y/b=1 and x/a-y/b=1 will be:

If theta is the angle between the lines (x)/(a)+(y)/(b)=1,(x)/(b)+(y)/(a)=1, then cos theta

Find the area between the ellpise (x^(2))/(a^(2))+(y^(2))/(b^(2))=1 and lines (|x|)/(a)+(|y|)/(b)=1

Find the area between the ellpise (x^(2))/(a^(2))+(y^(2))/(b^(2))=1 and lines (|x|)/(a)+(|y|)/(b)=1