SOLUTION: solve in interval from 0 to 2 pi. 7 cos 2t=3. not sure where to begin with this

SOLUTION: solve in interval from 0 to 2 pi. 7 cos 2t=3. not sure where to begin with this

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Question 723771: solve in interval from 0 to 2 pi.
7 cos 2t=3. not sure where to begin with this
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
solve in interval from 0 to 2 pi.
7 cos 2t=3.
cos 2t=3/7
using inverse cos key of a calculator set to radians:
2t=1.1279, 5.1521 (in quadrants and IV where cos>0)
t=0.5639, 2.5761
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