Answer:
x=3×3
Step-by-step explanation:
ok it's fine if you don't mind
Answer:
you are correct it is, 4a+100b
Step-by-step explanation:
(B)
if <em>f</em>(a) = K, then that means <em>f </em>sends (a) to (K).
the inverse function, <em>f</em>-1, goes back where you started, so <em>f</em>-1 <em />sends (K) to (a).
<em>f</em>-1(K) = a.
