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Pie
2 years ago
6

21x 3 +28x 2 −49x−12x 2 −16x+28

Mathematics
1 answer:
Serhud [2]2 years ago
8 0

Answer:

2

1

3

+

2

8

2

−

4

9

−

1

2

2

−

1

6

+

2

8

Step-by-step explanation:

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Answer:

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3 0
3 years ago
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Answer:

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3 years ago
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7 0
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2 times (9+7) is correct.

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Answer:

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