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∫​3x2cos (x3−15) dx= ....

Pertanyaan

integral subscript blank 3 x squared cos space left parenthesis x cubed minus 15 right parenthesis space d x equals space....

  1. negative sin space open parentheses x cubed minus 15 close parentheses plus C

  2. negative sin space left parenthesis x cubed plus 15 right parenthesis plus C

  3. sin space left parenthesis x cubed minus 15 right parenthesis plus C

  4. sin space left parenthesis x cubed plus 15 right parenthesis plus C

  5. 2 x squared sin space left parenthesis x cubed minus 15 right parenthesis plus C

I. Roy

Master Teacher

Mahasiswa/Alumni Universitas Negeri Surabaya

Jawaban terverifikasi

Pembahasan

misalkan :

u equals x cubed minus 15 rightwards double arrow d u space equals 3 x squared d x  space m a k a comma  integral subscript blank 3 x squared cos space left parenthesis x cubed minus 15 right parenthesis space d x space equals integral subscript blank cos space left parenthesis x cubed minus 15 right parenthesis space 3 x squared d x  equals integral subscript blank cos space u space d u  equals space sin space u space plus C  equals space sin space left parenthesis x cubed minus 15 right parenthesis

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