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determine the general solution of cos2X -7cosX -3=0
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determine the general solution of cos2X -7cosX -3=0
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Mathematics
3 years
2021-08-01T03:51:18+00:00
2021-08-01T03:51:18+00:00 1 Answers
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Answer:
x=2pi/3 +2pi n, 4pi/3 +2pi n for all integar of n.
Step-by-step explanation: