A. 5/8π cm/sec
B. 1/100π cm/sec
C. 5/12π cm/sec
D. 1/120π cm/sec
The equation of the tangent to the curve y=x+9/x+5 so that is passes through the origin is
The maximum value of the area of the triangle with vertices (a, 0), (a cos θ, b sin θ), (a cos θ, -b sin θ) is
The values of x for which 2x3-3x2-36x+10 has extreme values are
The curve y=a2+bx has minimum at (2, -1) on it. Then (a, b)=
A stone thrown upwards, has its equation of motion s=490t-4.9t2. Then the maximum height reached by it is
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Equation of the tangent to the curve y=2x3+6x2-9 at the point where the crosses the y-axis curve is