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Notasi sigma yangekuivalen dengan k = 5 ∑ 9 ​ ( 2 k − 5 ) 2 adalah...

Notasi sigma yang ekuivalen dengan  adalah...

  1. begin mathsize 14px style sum from k equals 1 to 5 of left parenthesis 2 k minus 5 right parenthesis squared end style 

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

  3. size 14px sum from size 14px k size 14px equals size 14px 1 to size 14px 5 of 2 k squared plus 5 size 14px sum from size 14px k size 14px equals size 14px 1 to size 14px 5 of size 14px left parenthesis size 14px 2 size 14px k size 14px plus size 14px 1 size 14px right parenthesis 

  4. 4 size 14px sum from size 14px k size 14px equals size 14px 1 to size 14px 5 of k squared plus 3 size 14px sum from size 14px k size 14px equals size 14px 1 to size 14px 5 of size 14px left parenthesis size 14px 4 size 14px k size 14px plus size 14px 3 size 14px right parenthesis 

  5. begin mathsize 14px style 4 sum from k equals 1 to 5 of k squared plus sum from k equals 1 to 5 of left parenthesis 4 k plus 3 right parenthesis end style 

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Master Teacher

Jawaban terverifikasi

Jawaban

jawaban yang tepat adalah D.

jawaban yang tepat adalah D.

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Jadi, jawaban yang tepat adalah D.

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell sum from k equals 5 to 9 of open parentheses 2 k minus 5 close parentheses squared end cell equals cell sum from k equals 5 minus 4 to 9 minus 4 of open parentheses 2 open parentheses k plus 4 close parentheses minus 5 close parentheses squared end cell row blank equals cell sum from k equals 1 to 5 of open parentheses 2 k plus 8 minus 5 close parentheses squared end cell row blank equals cell sum from k equals 1 to 5 of open parentheses 2 k plus 3 close parentheses squared end cell row blank equals cell sum from k equals 1 to 5 of open parentheses 4 k squared plus 12 k plus 9 close parentheses end cell row blank equals cell sum from k equals 1 to 5 of 4 k squared plus sum from k equals 1 to 5 of left parenthesis 12 k plus 9 right parenthesis end cell row blank equals cell 4 sum from k equals 1 to 5 of k squared plus sum from k equals 1 to 5 of 3 left parenthesis 4 k plus 3 right parenthesis end cell row blank equals cell 4 sum from k equals 1 to 5 of k squared plus 3 sum from k equals 1 to 5 of left parenthesis 4 k plus 3 right parenthesis end cell end table end style 

Jadi, jawaban yang tepat adalah D.

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