Sandip Asked a Question
July 16, 2021 5:51 ampts 30 pts
13. (i) In the identity n Ap r(r +1)(x +2)... (r +n) +k k=0 prove that A-(-1)( k/ (ii) Deduce that: 1 n (n 01 2 1 1 -...+(-1)" 7n+1)(n +2) n +2 1/2 3 2/3.4
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  • Alka gupta thankyou
    see...
    • cropped1868526501763600983.jpg
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    Sandip
    not understood the third, fourth and fifth step
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