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Llana [10]
3 years ago
12

HELP HELP PLEASE!!! <3

Mathematics
2 answers:
zmey [24]3 years ago
4 0
12 x 12 = 144, 144 x 3 and then subtract 5 to get 427
ArbitrLikvidat [17]3 years ago
4 0

Answer:

427

Step-by-step explanation:

f(x)=3x^2-5

f(x)=3(-12)^2-5=427

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