Apply the definition of subtraction and properties of operations to find the result (3/8+2/3) - 3/8

Which graph corresponds to the function f(x) = x2 + 4x – 1?

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 gcf of 20c^3-5c^4+30c^6