Formula

[bhau25]

Relative strength index (RSI)

[#2]

Hello @bhau25,

The following blog post explains what the RSI is, how it is calculated, and pre-made Excel workbooks to calculate the RSI:
https://investexcel.net/relative-strength-index-spreadsheet/

[#3]

There is formula given is known...

But I want Yahoo finance data of daily RSI, weekly RSI and monthly RSI directly into my Google sheet...

Any formula for this set-up???

[#4]

@bhau25 

Google Sheets is a bit different product, here is about Excel.