If $90^{\circ}<\alpha<180^{\circ}<\beta<360^{\circ}$, then which of the following cannot be true?

Editor

Sep 18, 2022

If $90^{\circ}<\alpha<180^{\circ}<\beta<360^{\circ}$, then which of the following cannot be true?

Difficulty: Easy

\sin\alpha=\cos\beta

\sin\alpha=\sin\beta

\tan\alpha=\sin\beta

\sec\alpha=\csc\beta

ID: 63273dbaca83163ac3a131e7