(12-4)^2+(7-1)^2+13
You NEED to use the order of operations.
Start with parenthesis.
(12-4) and (7-1)
8 and 6
8^2+6^2+13
Now, find the exponents.
8^2= 64 (8*8)
6^2= 36 (6*6)
64+36+13
Add right to left.
100+13
113 is your answer. Or "B".
I hope this helps!
~kaikers