Simplify the problem ( 3 over 5 to the power of negative 3

Anyone know? is appreciated! will mark brainliest if correct!

The table below represents a linear function f(x) and the equation represents a function g(x): x f(x) −1 −5 0 −1 1 3 g(x) g(x) = 2x − 7 part a: write a sentence to compare the slope of the two functions and show the steps you used to determine the slope of f(x) and g(x). (6 points) part b: which function has a greater y-intercept? justify your answer. (4 points)

Percent increase and decrease. original number: 45 new number: 18