MAT 101 Exam 1| Questions and answers | With complete solution| Updated | RATED A+ | 100% CORRECT | Straighterline

11/26/2018 Graded Exam #1




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MAT101_MH_V6 | Topic 2: Basic Algebraic Operations

Started on Monday, November 26, 2018, 1:13 PM
State Finished
Completed on Monday, November 26, 2018, 1:58 PM
Time taken 45 mins
Grade 122.50 out of 175.00 (70%)




Question 1
Solve the problem.
Correct

8.75 points out The width of a rectangle is 2 ft less than 4 times the length. Write a model for the width W in terms of the
of 8.75 length L.

Select one:
a. W = 4L - 2
b. W = 4L + 2
c. W = 2L - 4
d. W = 2L + 4



The correct answer is: W = 4L - 2



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,11/26/2018 Graded Exam #1




Question 2
Evaluate the root without using a calculator or note that root is not a real number.
Correct

8.75 points out
of 8.75


Select one:
a. 4
b. -4
c. 5
d. Not a real number



The correct answer is: 4




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Question 3
Express the set in interval notation.
Incorrect

0.00 points out
of 8.75 9

Select one:
a. (9, ∞)
b. (-∞, 9]
c. [-∞, 9]
d. (-∞, 9)



The correct answer is: (-∞, 9]




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