Solve *
-X? + 7x + 5 = 0
-7 - V69-7+ V69
-2.
-2
7+ V69
a.
7- V69
-2
C.
-2
|-7- 29
-7+29
b
d.
-7 - V50 -7+ 50
-2
-2
-2.
-2.
А
B.
С
O
D
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