Mathematics
Senior High
Resolved
この問題のやり方がわかりません。解説お願いします
p.286
***
??
△ABCの内角を A, B, C とする.
p.278
p.287
(1) cos A + cos B≦2sin を証明せよ。
C
2
***
(2)cos
(2) cos A + cos B+ cos C の最大値を求めよ.OAA(京都府立大)
中小値を求めよ、
Answers
Were you able to resolve your confusion?
Users viewing this question
are also looking at these questions 😉
