Henry Bonnacio deposited $1,000 in a new savings account at first national bank. he made no other deposits or withdrawals. after 6 months the interest was computed at an annual rate of 6 1/2 percent. how much simple interest did his money earn?

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