differenciate tan 2x°

solve step by step.

  • Nidhi
  • 06 May 2026
  • 2260 Views
  • 32 Answers
Your Answer

if we substtitute 2x=u, we get y=tanu,u=2x
dy/du=sec^2(u),du/dx=2
dy/dx=dy/du * du/dx (chain rule)
=sec^2(u) * 2
=2sec^2(2x) (sub u=2x back in)

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