Graph 5x + 3y = 15 on a graph

The function f(x) = 14,600(1.1)* represents the population of a town x years after it was established. what was the original population of the town?

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (–4, 0) and (6, 0). the y-intercept of the first parabola is (0, –12). the y-intercept of the second parabola is (0, –24). what is the positive difference between the a values for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth

Marco wrote the equation below. cos ( -π /2) = cos ( 3π / 2) which statement best describes marcos equation?