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Mathematics, 31.03.2021 01:20 tishfaco5000

Solve by completing the square: x2 + 3x – 9=0
a. 35 3
3V5 3
x = +
or
+
4 2
4 2
b.
3V5 3 315 3
X =
or
2 | 2
2 2
X-
375 2 or 375
352 or 3045
315 3
2 2
3V5 3
4 2
d.
+
X-

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Solve by completing the square: x2 + 3x – 9=0
a. 35 3
3V5 3
x = +
or
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