Mathematics
Mathematics, 10.11.2019 08:31, wendelljo61

1+ cos(12x) =

a. 2sin2(6x)
b. 2sin2(12x)
c. 2cos2(12x)
d. 2cos2(6x)

answer
Answers: 3

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Do you know the correct answer?
1+ cos(12x) =

a. 2sin2(6x)
b. 2sin2(12x)
c. 2cos2(12x)
d. 2cos2(6x)...

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