Question 1056674
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<pre>
If {{{1/t}}} = {{{1/j+1/h}}},  then

t = {{{1/(1/j + 1/h)}}} = {{{1/ ( h/(jh) + j/(jh) )}}} = {{{1/(((h+j)/(hj)))}}} = {{{(hj)/(h+j)}}}.
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