1_Integration

1_Integration

1. Simplify

   • Pythagoras formula
   • Addition formula
   • Half Angle formula
   • Double Angle formula

2. Simple Substitution

   • If not applicable
     • use completing the square

3. Classify Integrands

   • Trigo function
     • use indefinite integral
   • Rational function
     • use partial fraction
   • Radical
     • U-substitution
   • Roots function
     • use trigonometric substitution
   • polynomial
     • X
       • trigo
         • use integration by parts
       • logarithm
       • exponential
   • Qudratic
     • Factorize
       • completing the square

4. Manipulate the integrands

   • Rationalizing the denominator
   • use trigonometric identities

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