F(x) = 4 [cos (x)]^2 - 3 = 0
4[cos(x)]^2 = 3
cos(x) = √3 / 2
That happens in the first and fourth quadrants, for the angles 30 degrees and 330 degrees.
Answer: x = 30 degrees and x = 330 degrees
Answer:
100 is the answers for the question
Step-by-step explanation:
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Yes the top numbers timed together is 3 and the bottom together is 5.
Answer:
(–2, 6)
Step-by-step explanation: