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The volume of spherical ball is increasing at the rate of 4π cc/sec. Then the rate of increasing of rate of surface area when volume is 288π cc isCorrectIncorrect
Approximate value of tan-1 (0.999) isCorrectIncorrect
The approximate value of f(x) = x3 +5x2 -7x +9 at x=1.1 isCorrectIncorrect
The maximum value of f(x) = logx/x isCorrectIncorrect
If the line y= 4x-5 touches to the curve y2 = ax3 +b at point (2,3) then 7a +2b =CorrectIncorrect
The equation of normal to the curve y= loge (x) at point (0,1)CorrectIncorrect
A particle moves so that x = 2 + 27t – t3 . The direction of motion reverses after a moving a distance of ________unitsCorrectIncorrect
Approximate value of f(x) = x3 -2x +1 at x=2.99CorrectIncorrect
The minimum value of function f(x) = xlogx isCorrectIncorrect
The radius of circular plate is increasing at rate of 3 cm/sec. The rate of change of the circumference isCorrectIncorrect