Is this right. Please help me

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?

Sam claims that cos x =sin y if x and y are congruent angels. is sam correct ?

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2