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harina [27]
2 years ago
14

Help please I need asap

Mathematics
1 answer:
nlexa [21]2 years ago
5 0

Answer: -120

Step-by-step explanation:

2\sum^{4}_{p=1} (p^{2}-9p)=2[(1^{2}-9(1))+(2^{2}-9(2))+(3^{2}-9(3))+(4^{2}-9(4))]=\boxed{-120}

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