Given the first five terms of the sequence \( 19,15,11,7,3 \ldots \) use subscript notation to describe \( a_{7} \). (1) point) \( a_{7}=-9 \) \( a_{7}=-5 \) \( a_{7}=-4 \) \( a_{7}=-1 \)

\[ f(x)=\frac{|x|}{x}=\left\{\begin{array}{lr}3 x-1, & x>3, \\ \mathrm{x}^{2}-2, & -2 \leq x \leq 3 \\ 2 x+3, & x<-2,\end{array}\right. \] d the values of \( f(2), f(4), f(-1), f(-3) \) and \( \mathrm{f}(0) \).

4.13 If \( n \) is the largest integer for which \( n^{200}<5^{300} \), determine the value (NOV 2020) of \( n \).

\[ f(x)=\frac{|x|}{x}=\left\{\begin{array}{lr}3 x-1, & x>3, \\ \mathrm{x}^{2}-2, & -2 \leq x \leq 3 \\ 2 x+3, & x<-2,\end{array}\right. \] d the values of \( f(2), f(4), f(-1), f(-3) \) and \( \mathrm{f}(0) \).

17 Mark for Review A raised garden is in the shape of a right rectangular prism. Its base has a width of 3 feet and a length of 27 feet, and it will be filled 24 inches high with topsoil. The total cost of the topsoil needed to fill the garden to this height is 234 dollars. What is the unit cost, in dollars per cubic yard, for the topsoil? \( (1 \) yard \( =3 \) feet; 1 foot \( =12 \) inches)

Evalúa la expresión indicada \( \log _{2} 8^{33} \) Seleccione una: a. 99 b. 2 c. 33 d. 3