Carlos has a square tablecloth with a total area of 48 square feet. wich measurement is closest to the lenght of each side of the tablecloth in feet

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.

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)

Write as a product: ac^2–ad+c^3–cd–bc^2+bd