This is the last question and I’m done , please help me if you know this!

Complete the truth table a. t, f, f, t b. t f f f c. f t f t d f t f t

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

Arational number that is equivalent to -20/4?