Differentiating the Trigonometric Functions (HSC SSCE Mathematics Advanced): Flashcards

$\cos x$

$-\sin x$

$\sec^2 x$

Radians

$a\cos(ax + b)$

$-a\sin(ax + b)$

Differentiate normally, multiply by coefficient $a$

$-\sin x$

$\sin x$

$y = x$