Which of the following sums does not equal the others? A. the sum from i equals 4 to 5 of the quantity 2 times i minus 2
B. the sum from i equals 4 to 5 of the quantity 2 times i minus 2
C. the sum from i equals 1 to 3 of the quantity 2 times i
D. the sum from i equals 2 to 4 of the quantity 2 times i minus 2

PLEASE ANSWER ASAP

Which of the following correctly justifies statement four of the two column proof? a. corresponding angles theorem b. transitive property of equality c. vertical angle theorem d. substitution property of equality

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12

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