Find the sum of the arithmetic sequence. 17, 19, 21, 23, 35

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 are the sotions to the quadratic equation 9x^2=4

Extra points! find the missing dimension! need asap