2 Explain how forecasting plays a role in your business unit and organisation:

Sea \( a \in \mathbb{R} \) y consideremos el subconjunto \( S=\left\{\left(1,1,2, a^{2}\right),(1,1-a, 2,0),(2,2-a, 6-a, 4)\right\} \) de \( \mathbb{R}^{4} \). Denotemos por \( U \) al subespacio generado por \( S \) en \( \mathbb{R}^{4} \). Señale todas las proposiciones verdaderas: \( \square \) a. El conjunto de vectores \( S \) es linealmente independiente para todo \( a \in \mathbb{R} \). b. Si \( a=0 \) entonces el conjunto de vectores \( S \) es linealmente dependiente. \( \square \) c. Si \( a=1 \) entonces el conjunto de vectores \( S \) es linealmente dependiente. \( \square \) d. Si \( a=-1 \) entonces el conjunto de vectores \( S \) es linealmente dependiente. e. Si \( a=0 \), la dimensión de \( U \) es \( \mathbf{1} \). f. Si \( a=2 \), la dimensión de \( U \) es 2. g. Si \( a=1 \), la dimensión de \( U \) es 3 .

State TWO functions of an injector in a diesel engine.

You are a strategy consultant who has recently been engaged by a tertiary institution which is on the verge of rolling out a new, innovative and disruptive strategy. Practica advise the institution on the factors they should put in place to ensure that their new strategy is implemented successfully

Explain the operation of a glow plug.

Which of the following is true of telework?A. You may telework anywhere.B. You may use classified data while teleworking if your monitor is positioned so that others cannot see it.C. You must have permission from your organization to telework.D. You may use your own wireless mouse and keyboard.