Evaluate the Function for the Indicated Values $f ( x ) = 2 \llbracket x + 6 \rrbracket + 8$

question 18

Multiple Choice

Evaluate the function for the indicated values.
$f ( x ) = 2 \llbracket x + 6 \rrbracket + 8$
(i) $f ( - 1 )$
(ii) $f ( - 2.3 )$
(iii) $f \left( \frac { 2 } { 3 } \right)$

• A) \(\begin{array} { l l l } \text { (i) } 19 & \text { (ii) } 14 & \text { (iii) } 20 \end{array}\)
• B) \(\begin{array} { l l l } \text { (i) } 18 & \text { (ii) } 16 & \text { (iii) } 20 \end{array}\)
• C) \(\begin{array} { l l l } \text { (i) } 19 & \text { (ii) } 14 & \text { (iii) } 22 \end{array}\)
• D) \(\begin{array} { l l l } \text { (i) } 18 & \text { (ii) } 16 & \text { (iii) } 22 \end{array}\)
• E) \(\begin{array} { l l l } \text { (i) } 18 & \text { (ii) } 14 & \text { (iii) } 20 \end{array}\)

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