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Notasi sigma yagng ekuivalen dengan 2 k = 1 ∑ ​ n ​ k ( 2 k + 5 ) + 2 k = 1 ∑ ​ 51 ​ ( k + 3 ) + 3 n adalah...

Notasi sigma yagng ekuivalen dengan  adalah...

  1. size 14px sum from size 14px k size 14px equals size 14px 1 to size 14px n of 4 k squared plus 12 k plus 3 size 14px space 

  2. begin mathsize 14px style sum from k equals 1 to n of 4 k squared plus 10 k plus 3 n space end style 

  3. size 14px sum from size 14px k size 14px equals size 14px 1 to size 14px n of size 14px k size 14px left parenthesis size 14px 4 size 14px k size 14px plus size 14px 9 size 14px right parenthesis size 14px space 

  4. size 14px sum from size 14px k size 14px equals size 14px 1 to size 14px n of size 14px left parenthesis size 14px 4 size 14px k size 14px plus size 14px 3 size 14px right parenthesis to the power of size 14px 2 size 14px space 

  5. size 14px sum from size 14px k size 14px equals size 14px 1 to size 14px n of size 14px left parenthesis size 14px 2 size 14px k size 14px plus size 14px 3 size 14px right parenthesis to the power of size 14px 2 size 14px space 

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Jawaban terverifikasi

Jawaban

jawaban yang tepat adalah E.

jawaban yang tepat adalah E.

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Jadi, jawaban yang tepat adalah E.

begin mathsize 14px style 2 sum from k equals 1 to n of k left parenthesis 2 k plus 5 right parenthesis plus 2 sum from k equals 1 to n of left parenthesis k plus 3 right parenthesis plus 3 n equals sum from k equals 1 to n of open parentheses 4 k squared plus 10 k close parentheses plus sum from k equals 1 to n of left parenthesis 2 k plus 6 right parenthesis plus stack sum 3 with k equals 1 below and n on top equals sum from k equals 1 to n of open parentheses 4 k squared plus 10 k plus 2 k plus 6 plus 3 close parentheses equals sum from k equals 1 to n of open parentheses 4 k squared plus 12 k plus 9 close parentheses equals stack sum open parentheses 2 k plus 3 close parentheses squared with k equals 1 below and n on top end style 

Jadi, jawaban yang tepat adalah E.

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