Use the Alphabet Coding Method $$( A = 1 , B = 2 , C = 3 , \ldots Z = 26 )$$

Essay

Use the alphabet coding method $$( A = 1 , B = 2 , C = 3 , \ldots Z = 26 )$$ to solve the problem.
-Encode the message BEWARE OF DOG using the one-to-one function defined by $f ( x ) = x ^ { 3 } - 1$ Give the inverse
function that the decoder would need when the message is received.