jim-burnell
jim-burnell
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u = cos x 2u² - u = 0 u (2u - 1) = 0 u = 0 or 2u - 1 = 0 so u = 1/2 cos x = 0 x = odd multiples of pi/2 cos x = 1/2 x = pi/3 (+/- 2npi) or -pi/e (+/- 2npi)
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u = cos x 2u² - u = 0 u (2u - 1) = 0 u = 0 or 2u - 1 = 0 so u = 1/2 cos x = 0 x = odd multiples of pi/2 cos x = 1/2 x = pi/3 (+/- 2npi) or -pi/e (+/- 2npi)
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u = cos x 2u² - u = 0 u (2u - 1) = 0 u = 0 or 2u - 1 = 0 so u = 1/2 cos x = 0 x = odd multiples of pi/2 cos x = 1/2 x = pi/3 (+/- 2npi) or -pi/e (+/- 2npi)
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u = cos x 2u² - u = 0 u (2u - 1) = 0 u = 0 or 2u - 1 = 0 so u = 1/2 cos x = 0 x = odd multiples of pi/2 cos x = 1/2 x = pi/3 (+/- 2npi) or -pi/e (+/- 2npi)