(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

2. Relevant equations

3. The attempt at a solution

This is what I got so far. I haven't seen any similar problems like this, and this is my first attempt here. I wonder if I did it right. Can anyone check this for me?

If you need additional explains or questions, let me know.

Thanks in advance!

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# Homework Help: Upper and lower Riemann integrals of The Riemann Stieltjes Integral

Can you offer guidance or do you also need help?

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