Mathematics
Undergraduate
(1)の三角関数の式と答えを教えてください
co tan を求めよ。
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② wem mew arctan 1 を求めよ。
(③ aresinzニ areeos を満たすr を求めよ (物囲に注意).
(3) arcsinヶ十arecosz三 > が成立することを示せ.
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