What does f’(x)/f(x) integrate to?
ln|f(x)|
What does sec²(x) integrate to?
tan(x)
What does sin²(x) integrate to?
½(x-½sin(2x))
What does cos²(x) integrate to?
½(x+½sin(2x))
What is reverse chain rule?
∫k[ f’(x) (f(x))^n ] = f(x)^n+1
What is integration by parts?
∫uv’ dx = uv - ∫u’v dx