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If y = (2x + 1)3 find dy/dx

If y = (2x + 1)3 find dy/dx
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  • A 3(2x+1)2
  • B 6(2x+1)
  • C 3(2x+1)
  • D 6(2x+1)2
Correct Answer: Option D
Explanation:
y = (2x + 1)3
dy/dx = 3(2x + 1)3-1 x 2
= 3(2x + 1)2 x 2
= 6(2x + 1)2

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