WHAT IS FIRST PRINCIPLE OF DERIVATIVE | GEOMETRICAL MEANING OF DERIVATIVE

[@RishuRani-mw4rl]

Awesome explanation

[@vinnichauhan]

Thanks sir

[@sskprl]

Hearty congratulations.Excellent job.Maths made easy.

[@rameshkumar.6309]

Sir, why & how
P=(x,f(x)) and Q= (x+h,f(x+h))
Pls ans.

[@BRMATHSCLASS]

X is any variable, x+h also a variable

[@rameshkumar.6309]

@@BRMATHSCLASS sir i don't understand about how these coordinate of P and Q came using functions

[@vinnichauhan]

See class 2

[@irfanlatif1594]

WHY H TEND TO ZERO SIR PLEASE EXPLAIN