Which of the following equations fits the data shown in the table? х
0
1
у
y
3
5
7
-22
o o
20
Oy = 2x + 3
O y = -2.0 + 3

Given the function f(x) = 3x + 1, evaluate f(a + 1). a. 3a + 1 b. a + 2 c. 3a + 4

Sum of the interior angles of a pentagon

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