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Mathematics, 22.08.2019 01:20 emileep13

Which of the following is equivalent to
2 cos²(x) - cos(2x) ?
a. sin(2x)
b. sin²(x)
c. 1
d. 2

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Answers: 2

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Which of the following is equivalent to
2 cos²(x) - cos(2x) ?
a. sin(2x)
b. sin²(...
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