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Mathematics 21 Online
OpenStudy (itsmichelle29):

help please medal and fan Solve the equation on the interval left bracket 0 comma 2 pi right parenthesis .[0,2π). 2 cosine 2 x plus StartRoot 3 EndRoot equals 2cos2x+√3=0

OpenStudy (itsmichelle29):

2cos2x+√3=0

OpenStudy (itsmichelle29):

that is the equation

OpenStudy (mathmale):

You want to find cos 2x first and then find the value of x itself. Start by isolating cos 2x on the left side; subtract sqrt(3) from both sides to accomplish this.

OpenStudy (itsmichelle29):

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