Mathematics, 18.06.2020 14:57, luvme68297
Consider the inequality cos(2x) 0 by picking a value for x from each interval. She finds the following. cos(2x)>0 from 0 to π4 cos(2x) 0 from 3π4 to 5π4 Finally, Milan concludes that cos(2x)<0 on the interval [π4,3π4]. Part A: Which answer choice shows the correct analysis of Milan’s work? Part B: What is the domain of the inequality? Part C: What is the solution set for the inequality?
Answers: 3
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Consider the inequality cos(2x) 0 by picking a value for x from each interval. She finds the followi...
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