Inverse Functions; Secant, Cosecant, Cotangent - Casio Fx9750-GII User Manual

Finding the inverse of a trigonometric function is easy with the fx9750-GII. All that is need

Inverse Functions

to to is push the shift button.
After hitting the shift button, then push either sin, cos, or tan following by any sequencs of
numbers or equations desired.
Finding these functions on the fx9750-GII is impossible as they are not in the calculator.

Secant, Cosecant, Cotangent

Although, you can still perform these particular actions on the calculator with very little
effort if you know what to do.
To find secant, cosecant and cotangent on the fx9750-GII all you have to do is calculate the
reciprical of sine, cosine, and tangent
Secant
Cosecant
Cotangent
This is how you find secant, cosecant, and cotangent. If they are in an equation be sure to
surround the secant, cosecant, or cotangent in parentheses to ensure proper calculations.