22 original, exam-style questions built from the exact traps that trip up strong students: no-solution systems, extraneous roots, domain restrictions, percent-change stacking, and similarity setups. Full calculator, reference sheet, flagging, and a real review page — just like the real interface.
Check the status of every question before you submit. Click any row to jump back to it.
Tap a question to see your answer, the correct answer, and a full worked explanation.