12-11-2021
Mathematics

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PLEASE HELP ME!!! ASAP SHOW YOUR WORK!!! Given cos x =√15/4 and 90°< x 180°, find the exact value for cos 2x

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nathanleedale2002 nathanleedale2002

12-11-2021

Answer:

x=34 because you simplify it and then take 45 and at it to it

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