UPSKILL MATH PLUS

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The function \(f(x)\) is defined as:
 
\(f(x) = \begin{cases}
5x + 4 & \text{ if } x= -8 \leq x < -8\\
x^2 & \text{ if } x= -3 \leq x \leq 3\\
x^3 & \text{ if } x= 4 < x < 9
\end{cases}\)
 
Find the following.
 
1. \(f(\)−6\()\) \(=\)
 
2. \(f(\)2\()\) \(=\)
 
3. \(f(\)6\()\) \(=\)