Math Diagnostic

Five questions. Find out which math sheet to study next.

1. What is d/dx of x3?
2. Simplify sin2θ + cos2θ.
3. Which expression equals cos 2θ?
4. What is d/dx of ex?
5. What is the quadratic formula?

How the diagnostic works

Five questions, one per core skill. Your result points to the sheets that match the questions you missed. Nothing is stored and no account is needed.