sinh_x_미분_증명 Copy: sinh_x_미분_증명 has NO comma Hide Show [edit] Theorem ¶ $\displaystyle {d\over dx}(\sinh x)=\cosh x$ [edit] Proof ¶ TBW KW: 쌍곡사인 미분 증명 hyperbolic sine derivative proof Up: 여러가지증명