-3 x [75/(9 - 4)^2]^2 simplify

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?

What describes horizontal cross section of the right rectangle 6m 8m 5m

Select the graph of the solution. click until the correct graph appears. |x| = 3