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Nilai dari ∑ i = 1 4 ​ ( − i ) i ( 2 i − 1 ) adalah....

Nilai dari  adalah....

  1. 1.382

  2. 1.472

  3. 1.578

  4. 1.668

  5. 1.789

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I. Roy

Master Teacher

Mahasiswa/Alumni Universitas Negeri Surabaya

Jawaban terverifikasi

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Pembahasan

sum from i equals 1 to 4 of left parenthesis negative i right parenthesis to the power of i left parenthesis 2 i minus 1 right parenthesis equals left parenthesis negative 1 right parenthesis to the power of 1 space left parenthesis 2 left parenthesis 1 right parenthesis minus 1 right parenthesis plus left parenthesis negative 2 right parenthesis squared space left parenthesis 2 left parenthesis 2 right parenthesis minus 1 right parenthesis space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space plus left parenthesis negative 3 right parenthesis cubed space left parenthesis 2 left parenthesis 3 right parenthesis minus 1 right parenthesis plus left parenthesis negative 4 right parenthesis to the power of 4 space left parenthesis 2 left parenthesis 4 right parenthesis minus 1 right parenthesis space space space space space space space space space space space space space space space space space space space space space space space space space space space equals negative 1 left parenthesis 1 right parenthesis plus 4 left parenthesis 3 right parenthesis minus 27 left parenthesis 5 right parenthesis plus 256 left parenthesis 7 right parenthesis space space space space space space space space space space space space space space space space space space space space space space space space space space space equals negative 1 plus 12 minus 135 plus 1792 equals 1.668

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Nilai dari ∑ n = 2 5 ​ i 2

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Jawaban terverifikasi

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