Neha Hema raj Asked a Question
September 2, 2020 1:45 pmpts 30 pts
Find the coefficient of xe0 in the power series (1 +x + x2 + x + x + .) (x + x + x + x3 +) (1 +x3 + x)? (B) (A) 110 120 (C) 115 (D) 125
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  • Deepak singh thankyou
    see attached solution just try to make combinations of x^80 ..
    • cropped2587325897046912635.jpg
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  • Deepak singh
    option c is correct.., if any doubt then ask
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