1
Q
Product Rule, f(x) = u(x)v(x)
A
f’(x) = v(x)(du/dx)+u(x)(dv/dx)
2
Q
Derivative of y = ln(x)
A
dy/dx = 1/x
3
Q
Concave
A
d^2y/dx^2 < 0
4
Q
Convex
A
d^2y/dx^2 > 0
5
Q
y = a^x
A
dy/dx = a^x ln(a)
