Question

use the following function rule to find f(-4).
f(x) = -2|x|
f(-4) = \boxed{}

Explanation:

Step1: Substitute $x=-4$ into function

$f(-4) = -2|-4|$

Step2: Calculate absolute value of $-4$

$|-4| = 4$

Step3: Compute final result

$f(-4) = -2 \times 4$

Answer:

$-8$