Question 1
Which condition must hold before a rational function can be decomposed directly into partial fractions for integration?
Question 2
Evaluate $\int \frac{3x+5}{x^2+x-2}\,dx$.
Question 3
Evaluate $\int \frac{1}{x^2(x+1)}\,dx$.
Question 4
Evaluate $\int_0^1 \frac{1}{x^2+3x+2}\,dx$.
Question 5
Evaluate $\int \frac{5x^2+3x+1}{x(x^2+1)}\,dx$.