X^2 z^-3 x(xz^2)^2 i know the answer but i just don't understand the steps please show and explain them all for me tys

If f(x) = 3-2x and g(x) =1/x+5 to what is the value (f/g)(8)

Refer to interactive solution 17.45 to review a method by which this problem can be solved. the fundamental frequencies of two air columns are the same. column a is open at both ends, while column b is open at only one end. the length of column a is 0.504 m. what is the length of column b?

The ratios 3: 9, 4: 12, 5: 15, and 6: 18 are a pattern of equivalent ratios in the ratio table. which is another ratio in this pattern?