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Решение
a) 8sin(π/6) * cos(2π/3) * tg(4π/3) * ctg(7π/4) = 8*(1/2)*(-1/2)*(√3)*(-1) = 2√3
б) 10*ctg(3π/4) * sin(5π/4) * cos(7π/4) = 10*(-1)*(-√2/2)*(√2/2) = 10*(1/2) = 5
a) 8sin(π/6) * cos(2π/3) * tg(4π/3) * ctg(7π/4) = 8*(1/2)*(-1/2)*(√3)*(-1) = 2√3
б) 10*ctg(3π/4) * sin(5π/4) * cos(7π/4) = 10*(-1)*(-√2/2)*(√2/2) = 10*(1/2) = 5
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