Mathematics
Senior High

どう考えたら蛍光ペン引いてるところの部分分数分解できますかね、

) T -3) 3k+4 k(k+1)(k+2) 1 k=122k+I 2R+3 3 4 + (k+1)(k+2) ► k(k+1)(k+2) 1 1

Answers

部分分数分解ではなく、分子の3k+4を3kと4に分けているだけです。

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