How do you convert 4.2 into a fraction

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

Is of - 4x + 2? a. 3 b. 4 c. 6 d. 5

In his stamp album ,jamal has 48 new stamps and 72 used stamps. which ratio can be represented by 3/5