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n-1-99-10-n-n-1-99-10-n-




Question Number 149322 by mathdanisur last updated on 04/Aug/21
((Σ_(n=1) ^(99) ((√(10 + (√n)))))/(Σ_(n=1) ^(99) ((√(10 - (√n)))))) = ?
$$\frac{\underset{\boldsymbol{{n}}=\mathrm{1}} {\overset{\mathrm{99}} {\sum}}\left(\sqrt{\mathrm{10}\:+\:\sqrt{\boldsymbol{{n}}}}\right)}{\underset{\boldsymbol{{n}}=\mathrm{1}} {\overset{\mathrm{99}} {\sum}}\left(\sqrt{\mathrm{10}\:-\:\sqrt{\boldsymbol{{n}}}}\right)}\:=\:? \\ $$
Commented by amin96 last updated on 04/Aug/21
?
$$? \\ $$
Commented by mr W last updated on 04/Aug/21
(√2)+1
$$\sqrt{\mathrm{2}}+\mathrm{1} \\ $$
Commented by mathdanisur last updated on 04/Aug/21
Solution Ser, Thank You
$${Solution}\:{Ser},\:{Thank}\:{You} \\ $$
Commented by mr W last updated on 04/Aug/21
see Q149342
$${see}\:{Q}\mathrm{149342} \\ $$
Commented by mathdanisur last updated on 04/Aug/21
Thanks Ser
$${Thanks}\:{Ser} \\ $$

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