Question

Обчисліть : sin11π/6 + tg5π/4

Answer 1

Обчисліть : sin11π/6 + tg5π/4
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sin(2π -π/6) +tq(π +π/4) = -sinπ/6 +tqπ/4 = -1/2 +1 =1/2  или  0,5.