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11/26/2018 Graded Exam #3




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MAT101_MH_V6 | Topic 9: Graphing Polynomial Functions

Started on Monday, November 26, 2018, 3:02 PM
State Finished
Completed on Monday, November 26, 2018, 3:39 PM
Time taken 37 mins 15 secs
Grade 122.50 out of 175.00 (70%)




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,11/26/2018 Graded Exam #3




Question 1
Estimate the x- and y-intercepts from the graph.
Correct

8.75 points out
of 8.75




Select one:
a. x-intercepts: (0, -2) and (0, 2); y-intercept: (4, 0)
b. x-intercept: (0, 4); y-intercepts: (-2, 0) and (2, 0)
c. x-intercept: (4, 0); y-intercepts: (0, -2) and (0, 2)
d. x-intercepts: (-2, 0) and (2, 0); y-intercept: (0, 4)




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, 11/26/2018 Graded Exam #3




Question 2
Determine the x- and y-intercepts for the given function.
Correct

8.75 points out r(x) = |x - 8|
of 8.75
Select one:
a. x-intercept: none; y-intercept: (0, 8)
b. x-intercept: (0, 8); y-intercept: (0, 0)
c. x-intercept: (8, 0); y-intercept: (0, 8)
d. x-intercepts: (0, 8), (0, -8); y-intercept: (0, 8)




Question 3
Use the slope-intercept form to write an equation of the line that passes through the given point and
Correct has the given slope. Use function notation where y = f(x).
8.75 points out
of 8.75 (-4, -5); m = 4

Select one:
a. f(x) = 4x - 4
b. f(x) = 4x - 25
c. f(x) = 4x - 5
d. f(x) = 4x + 11




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