Japan | A Nice Algebra Problem | Math Olympiad
HTML-код
- Опубликовано: 8 сен 2024
- GET MY EBOOKS
•••••••••••••••••••••••
Differentiation : payhip.com/b/W...
Indefinite Integration : payhip.com/b/8...
Definite Integration + Area under the Curve : payhip.com/b/1...
Trigonometry : payhip.com/b/8...
OTHER CHAPTERS : COMING SOON.....
--------------------------------------------------------------------------------
√[125+50√6]=√[a²+2ab+b²]=√(a+b)²=a+b
a²+b²=125 2ab=50√6 ab=25√6
25√6=√[2*3*5*5*5*5]=√75*√50 a²=75 a=√75=5√3 b²=50 b=√50=5√2
Answer : 5√3 + 5√2
Если представить 5-sqrt 24=(sqrt3 - sqrt2)^2, то
Манипуляции с более маленькими цифрами проще
Красиво!!!
asnwer=4/3 isit
asnwer=5(2/3) isit whywhat