arcsecant
/ɑrkˈsiːkænt/
noun
- The inverse function of the secant, used in trigonometry to find an angle when the secant of that angle is known.
- The calculator has a button for arcsecant, often labeled as sec⁻¹.
- In trigonometry class, we learned how to apply arcsecant to real-world problems.
- To solve the equation, the student used the arcsecant of 2 to find the angle.