1. Sketch the following functions, following the procedure taught in class. \text { a) } f(x)=-2 \cdot 3^{\frac{1}{2}(x+4)}-1 \text { b) } g(x)=3 \log _{\frac{1}{2}}(x+5)-1 \begin{aligned} &\text { c) }\\

&f(x)=-\frac{1}{5} \ln (3(x-2))^{2}+1 \end{aligned}