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This Question: 1 pt 1 of 27 (0 complete) This Test: 27 pts po Nc Solve the equation on the interval Oso<21. its cos (38) = -1
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Answer #1

Soen of o<QI cos (30) 30 = cos(-1) know that cos (-1) = we 7 Putting value 39 7 Hence option (A) is correct The solution set

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