Suraj posted an Question
December 03, 2020 • 22:11 pm 30 points
  • IIT JAM
  • Mathematical Statistics (MS)

Can you check the answer for this question to confirm

Can you check the answer for this question to confirm cosh(x)=e^x + e^-x ÷ 2 but they have converted e^2x + e^-2x ÷ 2 = cosh(x).

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