RD Sharma - Mathematics (Volume 1)

Book: RD Sharma - Mathematics (Volume 1)

Chapter: 17. Increasing and Decreasing Functions

Subject: Maths - Class 12th

Q. No. 28 of Exercise 17.2

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28

Show that the function f given by f(x) = 10x is increasing for all x ?

we have,

f(x) = 10x


f' (x) = 10x log10


Now,





f'(x)>0


Hence, f(x) in an increasing function for all x


Chapter Exercises

More Exercise Questions

26

Find the interval in which is increasing or decreasing ?