Mathematics 10 — Exercise Review · Q2 (vi)

Full question

For f(x), evaluate f(-8).

Step-by-step solution

1. Replace every x in the function by the specified input.

   $$5-8$$

2. Calculate this operation before combining the remaining terms.

   $$5-8=-3$$

3. The computed output is the function value at this input.

   $$-3$$

Answer

The final answer is shown below.