Equation of tangent to x2(x–y)+a2(x+y)=0at(0,0) is
x – y = 0
x + y = 0
x2 – y2 = 0
y = 2x
Tangent at (0, 0) is
Equation of the common tangent to the parabola y2=24x and the circle x2+y2=18 is
The equation of the tangent to the curve y=2x2+3 sin x at x=0 is