4. En hojas de (tener en cue - Una comp nuevo por costará el

4. Which of the following is NOT a guideline for good sleep? Sleep in a room that is cooler than normal. Participate in a vigorous activity an hour before bedtime. Avoid hard-to-digest foods late in the day, as well as fatty and spic Avoid too much liquid before bedtime.

De sar posible, calcule la combinacion linal que s indica en codo cosso \( 2 C-3 E \) \( C=\left[\begin{array}{ccc}3 & -1 & 3 \\ 4 & 1 & 5 \\ 2 & 1 & 3\end{array}\right]\left[\begin{array}{ccc}3 & -1 & 3 \\ 4 & 1 & 5 \\ 2 & 1 & 3\end{array}\right]-\theta \)

Apply the three-step method to compute \( f^{\prime}(x) \) where \( f(x)=6 x^{2}+9 \) \( f^{\prime}(x)=\square \)

What best describes the relationship between line \( 6 x-2 y=1 \) and the line \( x+3 y=12 \) ? \( \begin{array}{ll}\text { a) parallel } \\ \text { b) perpendicular } & \text { go to station } 4 \\ \text { c) neither } & \text { go to station } 6\end{array} \)

¿Cuáles de las siguientes expresiones son equivalentes a \( -45+12 \) ? Elige todas las respuestas adecuadas: A \( 3(-15+4) \) B \( 5(-50+12) \) C Ninguna de las opciones anteriores