Whats the difference or distinction?
reciprocal simply means 1 over
the reciprocal of x is 1/x
the reciprocal of something like √x is 1/√x
inverse is the "opposite" of the function
the inverse of √x is x² since the square and the root effectively 'undo' each other
2x + 1 woudl have and inverse of ½(x - 1)
the reciprocal woudl be