Today, the price of a new cell phone is $229. In 2000, the price of a similar cellphone was $345. What is the percent of change in the price of a cell phone from 2000 to today? Round your answer to the nearest whole number

What is the quadric regression equation that fits these data

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?

Which of the following is the best first step in solving the equation below? 4+2㏒³x=17