Ex 6.2, 12 (D) - Chapter 6 Class 12 Application of Derivatives
Last updated at Dec. 16, 2024 by Teachoo
Ex 6.2
Last updated at Dec. 16, 2024 by Teachoo
Transcript
Ex 6.2, 12 Which of the following functions are strictly decreasing on (0,đ/2) ? (D) tan đĽf(đĽ) = tan đĽ fâ(đ) = sec2 đ As square of any number is always positive So, fâ(đĽ) > 0 for all values of đĽ â´ f is strictly increasing on (0 , đ/2)