Math, asked by sanjeevanand8910, 1 year ago

Cos(y/2 + 71) = -0.3420, find y lying between 0 and 360

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Answered by maths5813

0

Y = 2π - 2arccos ( 171 / 500 ) - 142 + 4kπ
Or
Y = 2π + 2arccos ( 171 / 500 ) - 142 + 4kπ

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