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Notasi sigma yang ekuivalen dengan k = 2 ∑ 11 ​ ( 3 k − 3 ) + k = 8 ∑ 12 ​ ( k 2 − 6 k + 27 ) adalah ...

Notasi sigma yang ekuivalen dengan  adalah ...

  1. begin mathsize 14px style sum from k equals 5 to 9 of left parenthesis k plus 3 right parenthesis squared end style  

  2. begin mathsize 14px style sum from k equals 5 to 9 of left parenthesis k minus 9 right parenthesis squared end style   

  3. begin mathsize 14px style sum from k equals 5 to 9 of left parenthesis 2 k plus 3 right parenthesis squared end style    undefined 

  4. begin mathsize 14px style sum from k equals 5 to 9 of left parenthesis k squared minus 3 k plus 24 right parenthesis end style   

  5. begin mathsize 14px style sum from k equals 5 to 9 of left parenthesis k squared plus 6 k plus 15 right parenthesis end style  

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L. Sibuea

Master Teacher

Mahasiswa/Alumni Universitas Riau

Jawaban terverifikasi

Jawaban

jawaban yang tepat adalah A

jawaban yang tepat adalah A

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Pembahasan

Jadi, jawaban yang tepat adalah A

begin mathsize 14px style table attributes columnalign right center left columnspacing 2px end attributes row cell sum from k equals 2 to 11 of open parentheses 3 k minus 3 close parentheses plus sum from k equals 8 to 12 of open parentheses k squared minus 6 k plus 27 close parentheses end cell equals cell sum from k equals 2 plus 3 to 11 plus 3 of open parentheses 3 open parentheses k minus 3 close parentheses minus 3 close parentheses plus sum from k equals 8 minus 3 to 12 minus 3 of open parentheses open parentheses k plus 3 close parentheses squared minus 6 open parentheses k plus 3 close parentheses plus 27 close parentheses end cell row blank equals cell sum from k equals 5 to 14 of open parentheses 3 k minus 9 minus 3 close parentheses plus sum from k equals 5 to 9 of open parentheses k squared plus 6 k plus 9 minus 6 k minus 18 plus 27 close parentheses end cell row blank equals cell sum from k equals 5 to 14 of open parentheses 3 k minus 12 close parentheses plus sum from k equals 5 to 9 of open parentheses k squared plus 18 close parentheses end cell row blank equals cell sum from k equals 5 to 9 of open parentheses 3 k minus 12 close parentheses plus sum from k equals 10 to 14 of open parentheses 3 k minus 12 close parentheses plus sum from k equals 5 to 9 of open parentheses k squared plus 18 close parentheses end cell row blank equals cell sum from k equals 5 to 9 of open parentheses 3 k minus 12 close parentheses plus sum from k equals 10 minus 5 to 14 minus 5 of open parentheses 3 open parentheses k plus 5 close parentheses minus 12 close parentheses sum from k equals 5 to 9 of open parentheses k squared plus 18 close parentheses end cell row blank equals cell sum from k equals 5 to 9 of open parentheses 3 k minus 12 close parentheses plus sum from k equals 5 to 9 of open parentheses 3 k plus 3 close parentheses plus sum from k equals 5 to 9 of open parentheses k squared plus 18 close parentheses end cell row blank equals cell sum from k equals 5 to 9 of open parentheses 3 k minus 12 plus 3 k plus 3 plus k squared plus 18 close parentheses end cell row blank equals cell sum from k equals 5 to 9 of open parentheses k squared plus 6 k plus 9 close parentheses end cell row blank equals cell sum from k equals 5 to 9 of open parentheses k plus 3 close parentheses squared end cell end table end style 

Jadi, jawaban yang tepat adalah A

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Notasi sigma yang ekuivalen dengan k = 2 ∑ 6 ​ ( nk − 5 ) 2 k = 5 ∑ ​ 12 ​ ( 2 − 5 k ) 2 adalah ...

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