Adarsh Academy S - YouTube ( Subscribe ) Maxima & Minima - Second Derivative Test| Ch 05 | Application Of Differentiation 07 Notes ; Polytechnic Hey Everyone, How are you ... Today I will show you How to Solve Words Problem related to Maxima & Minima , which is chapter 06 , Application Of Differentiation ( Derivatives ), Which Is Module 02 Of Applied mathematics 02 - Lecture 08 ( Topics ) : 1 ) Maxima & Minima - Words Problem. 2 ) Some Important Questions 3 ) Lecture Related Questions. 1 ) Maxima & Minima - Words Problem - Step Required To Find Maxima & Minima ; Step 01 ) F' ( x ) = 0 Step 02 ) Determine extreme Points . Step 03 ) Then Differentiate F'(x ) again And find second order derivatives. Step 04 ) Then Put the extreme point On f''(x ) Case l ) F''(x) |x=C1 <0 C1 Point of Maxima Case ll ) F'' (x ) | x = C2 > 0 Case lll ) F''(x) |x=C2 = 0 - Go to first Derivative test Check the sign of F'(x ) Step ...