Tricks and Tips

Tuesday, 11 March 2014

Calculus Formulas

$D$  denotes  $\frac{d}{dx}$
  1.  $D c=0$
  2.  $D x=1$
  3.  $D \frac{1}{x}=-\frac{1}{x^2}$
  4.  $D x^n=nx^{n-1}$
  5.  $D \sqrt{x}=\frac{1}{2\sqrt{x}}$

  1. $\int 1 dx=x$
  2.  $\int x dx=\frac{x^2}{2}$
  3.  $\int x^n dx=\frac{x^{n+1}}{n+1}$
  4.  $\int \frac{1}{x^2} dx=-\frac{1}{x}$
  5.  $\int \frac{1}{\sqrt{x}} dx=2 \sqrt{x}$
  6.  $\int \sqrt{x\, dx=\frac{}2{}3}x^{2/3}$
  7.  $\frac{1}{x}\, dx=\ln x$ 

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