Ex 6.2, 12 (D) - Chapter 6 Class 12 Application of Derivatives

Last updated at July 19, 2026 by

Ex 6.2,12 - Chapter 6 Class 12 Application of Derivatives - Part 7

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Ex 6.2, 12 Which of the following functions are strictly decreasing on (0,šœ‹/2) ? (D) tan š‘„f(š‘„) = tan š‘„ fā€™(š’™) = sec2 š’™ As square of any number is always positive So, fā€™(š‘„) > 0 for all values of š‘„ āˆ“ f is strictly increasing on (0 , šœ‹/2)

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