Well first you have 25.4 oz of juice right? Then you want to divide that equally into 4 glasses so you would do 25.4 oz / 4 glasses ending up with = 6.35 onces in each glass
Line 4 I took that last year
Inverse is used to find the value of an angle. The inverse of a trigonometric function gives you the angle instead of the ratio. Commonly, these are denoted with the prefix "arc-". So, the inverse of the tan function is the arctan function.
The reciprocal of a trigonometric function is simply its algebraic reciprocal--that is, 1 over the function.
A is your answer your welcome