No need for explanation honestly just tell me the answer

What set does not contain -3 the set of all real numbers the set of all integers the set of all whole numbers the set of all rational numbers

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

If we pull out the middle player of team a and the fourth player of the team b. what will be the force of team a and team b? what is their sum of forces