Derive the real interest rate parity equation under the assumption of the perfect capital mobility and risk neutral individuals. Then, derive the real interest rate parity equation again by assuming the perfect capital mobility, risk neutral individuals, and the relative PPP.

*** For whoever that is answering this on Chegg, please don't copy some nonsense from somewhere. I'll report you for incorrect and spamming. I'll also downvote your answer. I'm asking this same question again because I have asked this same question before, but have been provided with the wrong answers. ***