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OpenStudy (anonymous):
The corner section of seats in a stadium contains 2 seats in the front row, 4 seats in the second row, 6 seats in the third row, etc. Each row has 2 more seats than the row in front of it. There are 2n seats in the nth row. How many total seats are in a corner section with n rows of seats? A)n2 + 2 B)n2 + n C)n2 + 2n D)n2 + 2n + 1
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