Question

evaluate the function for the given value. f(x) = 2x - 4 for x = -2 f(-2) = ?

Explanation:

Step1: Substitute $x=-2$ into $f(x)$

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

Step2: Calculate the product term

$2(-2) = -4$

Step3: Compute the final value

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

Answer:

$-8$