where matrix is a square nonsingular matrix. The INV function produces a matrix that is the inverse of matrix, which must be square and nonsingular. However, the SOLVE function is more accurate and ...

Trigonometry close trigonometryThe study ... A function takes an input and does something to it to create an output. An inverse function takes the output and does the opposite to get back to ...

Determining composite and inverse functions Composite and inverse functions can be determined for trigonometric, logarithmic, exponential or algebraic functions.