# Graded exam 2 5182018

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Graded Exam #2 5/18/2018
Question 14 Incorrect 0.00 points out of 6.25 The temperature at a state park for one day in June can be approximated by the function T ( x ) = 0.289 x - 5.202 x + 83 0 x 18 where T is degrees Fahrenheit and x is the number of hours after 5 PM on Friday. At what time is the temperature lowest? Round to the nearest hour. Select one: 2 Solve the problem. Page 9 of 13 Graded Exam #2
Question 15 Correct 6.25 points out of 6.25 Make an appropriate substitution and solve the equation. ( x + 4 x ) - 17( x + 4 x ) = -60 Select one: 2 2 2
Question 16 Correct 6.25 points out of 6.25 Solve the equation. + 1 = Select one: m 8 Page 10 of 13 Graded Exam #2
Question 17 Correct 6.25 points out of 6.25 Make an appropriate substitution and solve the equation. - 10 - 11 = 0 Select one: 2 a. {-1, 11} b. {-4, -1, 3, 12} c. {-12, -4, 1, 3} d. {1, -11} The correct answer is: {-4, -1, 3, 12}
5/18/2018
Question Solve the inequality. Write the solution set in interval notation. 18 Incorrect 0.00 points out of 6.25 9( x - 3) - 8 x -3 Select one: ) ) ) ) Page 11 of 13 Graded Exam #2
5/18/2018