Răspuns :
100!/98! se poate simplifica numaratorul prin 98! si ramane 99*100.
100!/98!=99*100=9900
100!/98!=99*100=9900
[tex]\frac{100!}{98!}=\frac{98!\cdot99\cdot100}{98!}\\
\\=\frac{99\cdot100}{1}=\\
\\ =9900[/tex]
[tex]100!=1\cdot2\cdot3...\cdot100[/tex]
\\=\frac{99\cdot100}{1}=\\
\\ =9900[/tex]
[tex]100!=1\cdot2\cdot3...\cdot100[/tex]