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AlladinOne [14]
2 years ago
5

I need help but I need to show work.​

Mathematics
1 answer:
Stolb23 [73]2 years ago
5 0

Answer:

56

Step-by-step explanation:

f(x)= 3x² -2x

f(-4)= 3*(-4)² -2(-4)

= 3*16 +8

=48+8

=56

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