Solved

Find the Smallest Positive Number X Such That

Question 109

Multiple Choice

Find the smallest positive number x such that:
Cos²(x) - 1.1cos(x) + 0.28 = 0.
Round your answer to four decimal places.

A) 1.1593
B) 0.4115
C) 0.7954
D) 0.7754

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