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---------- = ---------------- = --------- = -------- = ----------
3√6 3√6 * √6 3 * 6 18 9
b) 3√2 3√2 * √3 3√6 3√6 √6
--------- = ---------------- = --------- = ---------- = ------
7√3 7√3 * √3 7 * 3 21 7
c) 2√7 2√7 * √2 2√14 √14 √14
------------- = ------------------- = ----------- = ---------- = --------- =
4 - 5√2 4 - 5√2 * √2 4 - 5 * 2 4 - 5 -1
= - √14
Proszę bardzo ;D + Licze na naj ;D + Pzdr ;3
b) 3√2/7√3 *√3/√3=√6/7
c) 2√7/(4-5√2) * (4+5√2)/(4+5√2)=8√7+10√14/-34=-(4√7+5√14)/17