If the intercepts made by tangent, normal to a rectangular `x^2-y^2 =a^2` with x-axis are `a_1,a_2` and with y-axis are `b_1, b_2` then `a_1,a_2 + b_1b_2=`

If the intercepts made by tangent, normal to a rectangular hyperbola x^2-y^2 =a^2 with x-axis are a_1,a_2 and with y-axis are b_1, b_2 then a_1,a_2 + b_1b_2=

If the tangent and normal to xy=c^2 at a given point on it cut off intercepts a_1, a_2 on one axis and b_1, b_2 on the other axis, then a_1 a_2 + b_1 b_2 = (A) -1 (B) 1 (C) 0 (D) a_1 a_2 b_1 b_2

If the tangent and normal to xy=c^2 at a given point on it cut off intercepts a_1, a_2 on one axis and b_1, b_2 on the other axis, then a_1 a_2 + b_1 b_2 = (A) -1 (B) 1 (C) 0 (D) a_1 a_2 b_1 b_2

Let a_1" and "b_1 be intercepts made by the tangent at point P on xy=c^2 on x-axis and y-axis and a_2" and "b_2 be intercepts made by the normal at P on x-axis and y-axis. Then

Let a_1" and "b_1 be intercepts made by the tangent at point P on xy=c^2 on x-axis and y-axis and a_2" and "b_2 be intercepts made by the normal at P on x-axis and y-axis. Then

If the tangent and the normal to x^2-y^2=4 at a point cut off intercepts a_1,a_2 on the x-axis respectively & b_1,b_2 on the y-axis respectively. Then the value of a_1a_2+b_1b_2 is equal to:

If the tangent and the normal to x^2-y^2=4 at a point cut off intercepts a_1,a_2 on the x-axis respectively & b_1,b_2 on the y-axis respectively. Then the value of a_1a_2+b_1b_2 is equal to:

Let the circle x^2 + y^2 = 4 divide the area bounded by tangent and normal at (1, sqrt3) and x -axis in A_1 and A_2. Then A_1/A_2 equals to

The area under the curve y=sinx , y=cosx , y-axis is A_1 , y=sinx , y=cosx , x-axis is A_2 then A_1:A_2 is