JEE Mains 03-Sep-2020 Shift 1 Solved Paper

Section: Mathematics
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Question : 63 of 75
 
Marks: +1, -0
The value of (2.1P0−3.2P1+4.3P2−... up to51th term )+(1!−2!+3!−..... up to 51th term ) is equal to :
[3 Sep 2020 Shift 1]
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