15.The graph is that of a fourth-degree polynomial function. Which of the following correctly shows three factors of the function? A) (x + 2)(x - 5)
B) (x - 3)(x + 5)
C) (x + 3)(x - 2)(x - 5)
D) (x - 3)(x + 2)(x + 5)

16.use synthetic division to perform (x4 - 3x + 5) ÷ (x-4).
option a. x3 + 4x^2 + 16x + 61 + 249 / x -4
option b. x3 + 4x^2 + 16x + 61 - 249 / x - 4
option c. x3 - 4x^2 + 16x + 61 + 249 / x - 4
option d. x3 - 4x^2 + 16x + 61 - 249 / x - 4

17. Find all real and non real roots of the function f (x) equals x^2 + 49.

option a. x equals -7, 7
option b. x equals -49i, 49i
option c. x = i + 7, i - 7
option d. x equals -7i, 7i​

The data shown in the table below represents the weight, in pounds, of a little girl, recorded each year on her birthday. age (in years) weight (in pounds) 2 32 6 47 7 51 4 40 5 43 3 38 8 60 1 23 part a: create a scatter plot to represent the data shown above. sketch the line of best fit. label at least three specific points on the graph that the line passes through. also include the correct labels on the x-axis and y-axis. part b: algebraically write the equation of the best fit line in slope-intercept form. include all of your calculations in your final answer. part c: use the equation for the line of best fit to approximate the weight of the little girl at an age of 14 years old.

Noor brought 21 sheets of stickers. she gave 1/3 of a sheet to each of the 45 students at recess. she wants to give teachers 1 1/2 sheets each.

In the diagram, bc¯¯¯¯¯∥de¯¯¯¯¯ . what is ce ? enter your answer in the box.