Mathematics: If t equals 1 / r + 1 / s equals r + s over rs, then what is 1 / t in terms of r& s?

If t equals 1 / r + 1 / s equals r + s over rs,

Ответ:

Enjay4198

13.03.2022

$T=\dfrac{1}{r}+\dfrac{1}{s}\\\\T=\dfrac{1\cdot s}{r\cdor s}+\dfrac{1\cdot r}{r\cdot s}\\\\T=\dfrac{s}{rs}+\dfrac{r}{rs}\\\\T=\dfrac{s+r}{rs}\to\dfrac{1}{T}=\dfrac{rs}{s+r}$

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Ответ:

tobyfoerst

29.10.2021

Mathematics

Step-by-step explanation:

Just report them then problem solve

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