33) $f(x)=x - 5$ find $f(f(-4n))$
33) $f(x)=x - 5$ find $f(f(-4n))$
Answer
Explanation:
Step1: Find $f(-4n)$
Substitute $x = - 4n$ into $f(x)=x - 5$. So $f(-4n)=-4n-5$.
Step2: Find $f(f(-4n))$
Substitute $x=-4n - 5$ into $f(x)=x - 5$. Then $f(f(-4n))=(-4n-5)-5=-4n-10$.
Answer:
$-4n - 10$