Question

Q26. The sum of the co-efficient of all odd degree terms in the expansion of (x + y(x2-1)5 + (x - 7(x2-1). (x > 1) is
O (A) -1
O (B) 1
O (
CO
O (D) 2​

Answer 1

Answer:

2(i-10+5+5)=2

I hope help you

Answer 2

Answer:

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