Advanced Math

Number of Solutions and Discriminant

Discriminant

How to Know if a System of Equations Has One, Two, None, or Infinite Solutions

Infinite Solutions? How to Recognize Special Systems on the SAT

Square Roots and Exponents

Square Roots of Negative Numbers? That’s Where Imaginary Unit “i” Comes In

How the SAT Tests Rationalizing the Denominator

Solve Exponential Equations on the SAT Without Getting Lost

Graphing

How to Shift Graphs Horizontally and Vertically

Other Topics

How to Build an Equation from a SAT Math Story Problem