Oblicz granicę ciągu
issk2: | | x3 − x2 +x − 1 | |
Oblicz limx−>1 |
| |
| | 2x3 − 2 | |
11 sty 21:18
olekturbo: na gorze x2(x−1)+1(x−1) = (x−1)(x2+1)
na dole 2(x3−1) = 2(x−1)(x2+x+1)
11 sty 21:24
11 sty 21:24
Benny: | x3−x2+x−1 | | x2(x−1)+(x−1) | |
| = |
| = |
| 2x3−2 | | 2(x3−1) | |
| | (x2+1)(x−1) | | x2+1 | |
= |
| = |
| |
| | 2(x−1)(x2+x+1) | | 2x2+2x+2 | |
11 sty 21:25
issk2: Raczej 13, bo 12 +1 2(12+1+1) = 13
11 sty 22:09
olekturbo: Racja
11 sty 22:29