JEE Main 12 Apr 2019 Paper 1 Solved Paper

Section: Mathematics

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Question : 71 of 90

Marks: +1, -0

The coefficient of x18 in the product (1+x)(1−x)10 (1+x+x2 )9 is:

[12 Apr 2019 Shift 1]

126
-126
-84
84

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