Choose a unit on the left to begin. You can also build a mixed exam from multiple units (perfect for full‑course review).
- After you answer, you’ll see a step‑by‑step solution like you’d write in a notebook.
- Works offline on iOS/Android, Windows/macOS, Steam Deck, and any modern browser.
- No ads, trackers, or external libraries.
Assumptions: variables represent real numbers; denominators are non‑zero; principal roots are used; when simplifying radicals with variables, assume variables are nonnegative unless otherwise noted.
Q 0/0
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