| x+1 | ||
a) | * U {1−x}{x+1} | |
| x−1 |
| 2 | ||
b) | * (x2 − 25) | |
| 5+x |
| x+2 | ||
c) | * (x+4)2 | |
| x2−16 |
| x2−16 | x2−36 | |||
d) | * | |||
| x2−6x | x2+4x |
| x+4 | x+4 | |||
e) | / | |||
| x−3 | x+3 |
| x+1 | x−1 | |||
a) | *− | =−1 | ||
| x−1 | x+1 |
| 2 | ||
b) | *(x2−25) | |
| 5+x |
| 2 | |
*(x−5)(x+5) | |
| 5+x |
| x+2 | ||
c) | *(x+4)2 | |
| x2−16 |
| x+2 | |
*(x+4)2 | |
| (x−4)(x+4) |
| (x+2)(x+4) | |
| x−4 |
| x2−16 | x2−36 | |||
d) | * | |||
| x2+6x | x2+4x |
| (x−4)(x+4) | (x−6)(x+6) | ||
* | |||
| x(x−6) | (x(x−4) |
| (x−4)(x+6) | |
| x2 |
| x+4 | x+4 | |||
e) | : | |||
| x−3 | x+3 |
| x+4 | x+3 | x+3 | |||
* | = | ||||
| x−3 | x+4 | x−3 |
. Widzę, że lubisz odrabiać zadania domowe za innych
Czemu tak wnioskujesz ? Raz mi się zdarzyło, że zrobiłem całe zadanie