Bar7
1, (x-2) (7-3x)=(3x-7) (6x-24)
2) (2x-5)² + 8x-10=0
3, (2-3x) (x+11) =(3x-2) (7-5x)
5, (x-1)²+)² -1 = (x+1)(x+3)
6, (2x-3)²+4x²-9= (2x-3)(3x+5)
7, (x-3)α -9 +x² = (x-3) (x+1)
8, (2x+5)² - 25+4² = (2x+5) (5-9x)
Bark
X-S
b
X-3
X-25
+
х
x+5
20++5
2,
x+6
6
L
*-6
x²-6x
2 x
B₂
4х
1
x-7
...
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