ECZ 2025 · GCE Paper 1 — Introduction To Calculus

Find ∫(3x3 + 4x) dx.

  • A. 3x4 + 4x2 + C
  • B. (34)x4 + 2x2 + C
  • C. (34)x2 + 2x + C
  • D. (34)x4 + 4x2 + C

Verified working — step 1

∫(3x3 + 4x) dx

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