5. Which of the following is equivalent to Va ( 9x³ – 2/a + 8 | dx ? - (A) [vzdz /( - 25 +)dz 8 9x³ – 2/æ | Vædx · (B) 9x – 2x + 8x¯ )dx (C) | (9u° – 2u + 8u 2)du, where u = (D) 2 a / (9u" – 2u? + 8u-1)du, where u = Væ

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