10. Identify any boles in the graph of $f(x)=\frac{x+7}{7 X+49 $ a. $x=\frac{1}{7}$ C. $x=7$ b. $x=-\frac{1}{7}$ d. $x=-7$ 11. If $\sec \left(\frac{2 \pi}{3}+x ight)=2$, what does $x$ cqual? a. $\frac{ \pi}{3}$ c. $\frac{3 \pi}{2}$ b. $\frac{4 \pi}{3}$ (1) $\frac{3 \pi}{3} $ [T/2] 12. The crank on a pencil sharpener's max height reaches to $3 \mathrm{-cm}$ above its ecntre axis which is 1 w off the ground and can be spun 4 times in a second. Which function models the crank height, $h(t) $, where $t$ is in scconds? a. $h(t)=0.03 \sin (8 \pi t) +1.0$ c. $h(t)=0.03 \sin (4 \mathrm{at} +1.0$ [A/2) b. $h(t)=0.03 \sin \left(\frac{ \pi}{4} t ight)+10$ d. $h(t)=0.3 \sin (8 \pi t)+10$ [C/2] c. $\cot k$ d. $-\tan 2 k$ 13. Simplify the expression a. $\tan 2 k$ b. $\tan \left(\frac{\pi}{2}+ ight) $ 14. Evaluate $\log _{\frac{\pi} {2}}\left(\frac{27}{8} ight) $ $\frac{2\left(\cot \frac{ \pi}{2}-k ight)}{1-\tan ^{2} k}$ [C/2) C. $6.2$ 14. Evaluatc a. $1.5$ b. 3 d. $3.375$ 15. If $f(x)=\frac{x+3}{2}$ and $g(x)=x^{2}-5$, what is $f(g(4)$ ? c. $\frac{29}{4} $ 15. If $f(x)$ a. $\frac{7}{2}$ b. 7 d. 11 [C/2 Answer the following questions 16. State the parent function that must be transformed to create the graph of $y=\frac{2}{3} X^{3}-2$. Describe the transformations that must be applied to the parent function. C/31 CS. SD. 112