Proof Without Words: Squares and Primes

:نویسندهRoy Wright

A proof without words: When you take 1 away from a square number, you will never get a prime number. Well, almost never. (The green dot in the lower right can be dragged.)

منابع آموزشی جدید

兩位數的位值
bewijs stelling van Pythagoras
apec
Area Between Two Curves
random coprime pairs

کشف منابع آموزشی

Parallelogram Investigations
nth degree 0 to 20 transformations
Driving Radius Construction
Comparing Decimals - CUEBA0006
Is this data normal? How to tell.

کشف موضوع‌ها

مختصات
حالت
هذلولی
توابع مثلثاتی
Plane Figures or Shapes