What is the average of these four dollar amounts to the nearest cent? $400 $323.69 $7,352 $19.99

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 number of fish in a lake can be modeled by the exponential regression equation y=14.08 x 2.08^x where x represents the year

60 2(x + 2) in the diagram, gef and hef are congruent. what is the value of x?