Answer:

Step-by-step explanation:
it is a long time I have not applied Ito's lemma
I would say the following
for 
f'(x)=2x
f''(x)=2
so using Ito's lemma we can write that



so it comes

Uh... What diagram? I cant understand what you are tryimng to ask if i dont even know where the diagram is. Just saying.
Answer:
19
Step-by-step explanation:
Since she had 12 butterflies left you just add 7 to it