What is the general solution of cos (2x) = 0?
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hi dear here is the answer
Cos 2x = 0
cos 90 = 0
and
cos 270 = 0
2x= 2π + π/2
or
2x = 2π - π/2
General Formula:
2x = 2nπ + π/2
or
2x = 2nπ - π/2
x = nπ + π/2
or
x = nπ - π/2
hope it is helpful dear
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Cos 2x = 0
cos 90 = 0
and
cos 270 = 0
2x= 2π + π/2
or
2x = 2π - π/2
General Formula:
2x = 2nπ + π/2
or
2x = 2nπ - π/2
x = nπ + π/2
or
x = nπ - π/2
hope it is helpful dear
mark me as brainlist
don't forget to follow me
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