find the value of the theta if cos theta by 1 minus sin theta + cos theta by 1 + sin theta is equal to 4 and theta is equal or less than 90 degree
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manavjaison:
it is not english
yeah it's by mistake
it's math
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Answer:
60 degree
Explanation:
cos(x)(1+sinx+1-sinx)/cos2x= 2/cosx=4
secx=2
x= 60
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