Question

Pl answer fastly pl I need it ,no time

Answer 1

please mark as brainliest answer

answer is 2 option

Answer 2

Answer:

$\tt - sec \ x \ tan \ x$

Explanation:

$\implies \tt \dfrac{d}{dx} (sec \ x)$

$\tt Use \dfrac{d}{dx} \ (sec \ x) \ = tan \ x \ sec \ x$

$\implies \tt tan \ x \ sec \ x$

$\qquad \therefore{\underline{\boxed{\tt - sec \ x \ tan \ x}}}$