Answer:
the answer is B. 12 in
Step-by-step explanation:
whats your question? I can't see what you need
d. f(x)=2x+1
f(5)=2(2)+1
f(5)=4+1
f(5)=5
f(11)=2(5)+1
f(11)=10+1
f(11)=11
f(8)=2(8)+1
f(8)=16+1
f(8)=17
f(23)=2(11)+1
f(23)=22+1
f(23)=23
450 simple
