3x 2+ 4x - 20
using a area model.

What is the value of r of the geometric series?

Evaluate the expression for the given value of the variable. 5×(h+3) for h=7

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.