Week9a

Clicker Questions

Question.

Find $\dfrac{d}{dx} \dfrac{\cos{x}}{5}$.

a) $\sin{x}/5$

b) $-\sin{x}$

c) $-\sin{x}/5$

d) $\cos{x}/5$

Question.

The 10th derivative of $\sin{x}$ is

a) $\sin{x}$

b) $\cos{x}$

c) $-\sin{x}$

d) $-\cos{x}$

Question.

Find the equation of the line tangent to $f(x)=\sin{x}$ at $x=0$.

a) $y=\cos{x}$

b) $y=1$

c) $y=0$

d) $y=x$