∑
MathPrepAI
Overview
Features
Classroom
Pricing
Shop
Learn
Games
Arena
Tools
EN
TH
Log in
Sign up
← Diophantine Equations
Pell's equation
Find the smallest x with x² − Dy² = 1.
Difficulty
Easy
Medium
Hard
⚡ Adaptive
🔘 Multiple choice
📖 See a worked example
Loading…
Your answer
Check
Answers are whole numbers.
💡 Hint
🔖 Bookmark
Diophantine Equations · Pell's equation
📚 Review the related basics in /learn
Free during beta