Lecture 11 Application of Derivatives P7

When you can’t change the direction of the wind, just adjust your sails. – H. Jackson Brown Jr

Part - 7 Lecture - 11 Chapter 6 Application of Derivatives

Topics discussed in this lecture:

In this lecture I am discussing word problems in chapter 6 Applications of derivatives based on Local Maxima and Local Minima.

NCERT EXERCISE 6.5

Question discussed in this lecture

Question 13. Find two numbers whose sum is 24 and whose product is as large as possible.

Question 14. Find two positive numbers x and y such that x + y = 60 and xy3 is maximum.

Question 15. Find two positive numbers x and y such that their sum is 35 and the product x2y5 is a maximum.

Question 16. Find two positive numbers whose sum is 16 and the sum of whose cubes is minimum.

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