Answer:
90
Step-by-step explanation:
I took the test and 90 gives u the most variability in your outcome so ur answer is more reliable.
C, because when you add 45 on both sides, and then after that when you have to subtract 15 in both sides, you get 0 = 120.
The derivative of
in the direction of a vector
is

With
, we get

and
,

Then

Answer:
815/1000=163/200 is the simplest form.