Let’s look at the pattern:
We are given:
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9 = 90
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8 = 72
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7 = 56
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6 = 42
Let’s break it down:
Notice that:
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9 × 10 = 90
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8 × 9 = 72
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7 × 8 = 56
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6 × 7 = 42
So the pattern appears to be:
n × (n + 1) = result
Now apply it to 3:
3 × 4 = 12