Which expression is not equal to the expression shown?
33 3-4
3 3 4 34
3*+34
37 - 30
30+
30
3
3 * 36
*3*
33 x 34
30*34

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?

Divide the following fractions 3/4 ÷ 2/3 1/2 8/9 9/8 2

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply