1. у=2х-1
0= 2х- 1
-2х= -1
х=
____________
2. у=х²-3
0= х²-3
-х²= -3
х²= 3
х (1) =
х(2) =
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Answers & Comments
1. у=2х-1
0= 2х- 1
-2х= -1
х=
____________
2. у=х²-3
0= х²-3
-х²= -3
х²= 3
х (1) =
х(2) =