One year, the population of a city was 193,000. Several years later it was 162,120. Find the percent decrease.

Question and answers are in the attached picture. you so much in advance.

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?

Which of the statements about the graph of the function y = 2x are true? check all of the boxes that apply. the domain is all real numbers x because the exponent of 2 can be any real number when the x-values increases by 1 unit, the y-value multiplies by 2. the y-intercept is (0, 1). the graph never goes below the x-axis because powers of 2 are never negative. the range is all real numbers.