What is the value of 2x4 + 5x when x=6?

What are the solutions of the system? solve by graphing. y = x^2 + 3x + 2 y = 2x + 2

An object in geometry with no width, length or height is a(n):

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