Solve, please. cos⁡(2x)=1

Ernest Ryland

Ernest Ryland

Answered

2021-12-20

Solve, please. cos(2x)=1

Answer & Explanation

autormtak0w

autormtak0w

Expert

2021-12-21Added 31 answers

Isolate the variable by dividing each side by factors that dont
Toni Scott

Toni Scott

Expert

2021-12-22Added 32 answers

cos(2x)=2, cos2x1=1
cos2=1
cos(x)=1, x=0 and x=2π
cos(x)=1, x=π
RizerMix

RizerMix

Expert

2021-12-29Added 437 answers

cos(2x)=1
2x=2πk
x=πk
kZ

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