Application of DerivativeHard
Question
The equation of the normal to the curve x = a cos3 t, y = a sin3 t at ′t′ point is-
Options
A.x cos t + y cos t = a cos 2t
B.x cos t − y sin t = a sin 2t
C.x cos t − y sin t = a cos 2t
D.x cos t + y sin t = a sin 2t
More Application of Derivative Questions
The angle of intersection between the curves x3 − 3xy2 + 2 = 0 and 3x2 y − y3 − 2 = 0 is-...The side of a square is increasing at the rate of 0.2 cm/sec, then the rate of increase of the perimetre of the square i...The curve y = has...The point on the curve y2 = 8x for which the abscissa and ordinate change at the same rate is-...If there are exactly two different tangents are possible to the curve f(x) = x4 + αx3 + βx which pass through ...