differentiation

Related Questions

• If $y = (1 + {x^{1/4}})(1 + {x^{1/2}})(1 - {x^{1/4}})$, then $\frac{{dy}}{{dx}}$=

  ---

• If the function $f(x)={{x}^{4}}-62{{x}^{2}}+ax+9$ is maximum at $x=1$ , then the value of a is

  ---

• If sum of two numbers is 3, then maximum value of the product of first and the square of second is

  ---

• If $u={{\tan }^{-1}}(x+y),$ then $x\frac{\partial u}{\partial x}+y\frac{\partial u}{\partial y}=$

  ---

• The sides of an equilateral triangle are increasing at the rate of 2 cm/sec. The rate at which the area increases, when the side is 10 cm is

  ---