Автор - atabaevamadinamix

-117 5/11t+100,1k+176 4/9t при t=-79,8, k=50

Ответ

Проверено экспертом

Автор - Regent1828

displaystyle tt -117frac{5}{11}t+100,1k+176frac{4}{9}t=tcdotbigg(175frac{143}{99}-117frac{45}{99}bigg)+100,1k=\\=58frac{98}{99}t+100,1k;\\\npu    t=-79,8   u   k=50:\\\58frac{98}{99}cdot(-79,8)+100,1cdot50=-frac{5840}{99}cdotfrac{798}{10}+5005=-frac{584cdot266}{33}+5005=\\=5005-4707frac{13}{33}=297frac{20}{33};

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