A Bluebook-style mock module built from the question types Korean students miss most often: sign-trap algebra, "no solution" conditions, extraneous roots, Vieta's shortcuts, and multi-step data/geometry problems. Master this set and few real SAT questions will surprise you.
22 questions · no time pressure (practice mode)
Graphing calculator (Desmos) available the entire time
Answer choice locks in instantly and shows full explanation
Every solution independently verified 3× for accuracy
Print button generates an ink-saving, large-font paper version
SAT
Section 2, Module: Math
Hardest 22 · Directions apply
35:00
Directions: For each question, choose the best answer. Your selection is graded and explained immediately — this is a self-study practice mode, not a timed real exam.