zyzyzyzzt099682
zyzyzyzzt099682
17-01-2022
Mathematics
contestada
I need help with this please
Respuesta :
marcnabongli
marcnabongli
17-01-2022
Answer:
=
9
-
1
2
+
1
2
Step-by-step explanation:
=n²- 4n + 12
=(3)²- 4(3) + 12
=9-12+12
I don't know if it's correct
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