Please see pic, I'd solved in it.
Step-by-step explanation:

I think, he made a mistake because the exponents have different values but then if you'll look at his results, he just wrote the same thing. If you want, you could post the original problem, and I'll solve it for you :)
Answer:
Step-by-step explanation:
43.00x.06=2.58
43.00x.15=6.45
43.00+2.58+6.45=54.03
u is at (1,-2)
V is at (-6,-6)
using distance formula it is about 8.06 long
so Answer is C