What is 7\15 - 4\9 in fractions

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.

In the triangles, bc =de and ac fe. if the mzc is greater than the mze, then ab isdfelth

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 5x^2 + 10x