Answer :
Just substitute the numbers into its respective letters and do the math.
2^(2) + 3^(3) - 5^(-1)
=4 + 9 - 0.2
=13 + 0.2
=13.2
2^(2) + 3^(3) - 5^(-1)
=4 + 9 - 0.2
=13 + 0.2
=13.2