Question 983610
sec (2x-10degrees) =2
cos(2x-10) = 1/2
2x-10 = 60 + n*360, n = ± 0,1,2,3...
x = 35 + n*180, n = ± 0,1,2,3...
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2x-10 = 60 + n*360, n = ± 0,1,2,3...
x = 35 + n*180, n = ± 0,1,2,3...
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x = 35 degs is probably the answer wanted.