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OpenStudy (amigatour):
I'm getting confused now... How does this "!" works with the numbers? a subscript n = 2(n+1)! My answers were a1=2(1+1)! How does this work? Is this like this? a1 = 2(1+1)! =2(2)! =4!=4x3x2x1=24
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OpenStudy (anonymous):
yeah
OpenStudy (amigatour):
I thought I'm losing my mind. Anyway, it's from 1 to 4. I just shown the part of the problems I have solved.
OpenStudy (anonymous):
you have it right
OpenStudy (anonymous):
but only the ones in the () is being factored
OpenStudy (anonymous):
|dw:1386045222631:dw|
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