Exam 2

Question 1

x² - x + 2

_______________ =

(x+1)(x+2)(x²+x+3)

Answer 1

A B Cx + D

______ + ______ + ______

x - 1 (x + 2) x²+x+3

Question 2

3 Strategies for Integration

Answer 2

1. Can substitution be used to simplify the integral?
2. Look for patterns both before and after substitution
   
   1. Products of trig fuctions, use trig patterns
   2. Sum or ifference of squares, use trig sub
   3. Rational function, use Partial Fractions
3. Last try integration by parts

Question 3

Left Hand Sum

Answer 3

L_f =