Ответ:
Объяснение:
cosx - √3sinx = 2 ;│X 1/2
1/2 * cosx - √3/2 * sinx = 2/2 ;
cos( π/3 )cosx - sin( π/3 )sinx = 1 ;
cos( π/3 + x ) = 1 ;
π/3 + x = 2πn ;
x = - π/3 + 2πn , nЄ Z ; x₀ = 2π - π/3 = 1 2/3 π ;
3x₀/π = ( 3 * 5/3 * π )/π = 5 .
В - дь : x = - π/3 + 2πn , nЄ Z ; 3x₀/π = 5 .
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Ответ:
Объяснение:
cosx - √3sinx = 2 ;│X 1/2
1/2 * cosx - √3/2 * sinx = 2/2 ;
cos( π/3 )cosx - sin( π/3 )sinx = 1 ;
cos( π/3 + x ) = 1 ;
π/3 + x = 2πn ;
x = - π/3 + 2πn , nЄ Z ; x₀ = 2π - π/3 = 1 2/3 π ;
3x₀/π = ( 3 * 5/3 * π )/π = 5 .
В - дь : x = - π/3 + 2πn , nЄ Z ; 3x₀/π = 5 .