Answer:
[tex]f(a-4) = a² + 3a - 32[/tex]
Step-by-step explanation:
f(a-4) =(a - 4)² + 3(a - 4) - 4
f(a-4) = a² - 16 + 3a - 12 - 4
f(a-4) = a² + 3a - 16 - 12 - 4
f(a-4) = a² + 3a - 32
