63-x=62
Then subtract 62 and 63
-x=-1
x=1
You have to add 5, 12, 21, and 19 and that will get you the answer of 57
20,000 + 5,000 + 300 + 2 = 25302
25,302 x 1 = 25,302
24,000 + 1302 = 25302
25,000 + 302 = 25302
Answer:
B
Step-by-step explanation:
By the chain rule,

We have

and

Putting everything together, we get

, so
, and
, so
.


Then when
, the derivative has a value of
.