Answer: (x,y) = (1,6)
Step-by-step explanation:

Differentiate both sides wrt
:

By the chain rule, we get


Solve for
:


Twenty-six miles over two gallons because the proportion for the original 13 miles to one gallon would be written 13/1 and, doing the same thing to the top and bottom, i multiplied by 2 and got 26/2
Well I really can't explain but the answer is 0.32 square millimeters...so sorry if this didn't help.
Answer:
1 element list
Step-by-step explanation: