Answer: 
<u>Step-by-step explanation:</u>
To find the tangent, you need to find the derivative with respect to x.
Then substitute x = 1 into the derivative.
Given: 0 = 2x² - xy - y²
Derivative: 0 = 4x - y' - 2yy'
Solve for y': 2yy' + y' = 4x
y'(2y + 1) = 4x


Answer:
164$
Step-by-step explanation:
18 percent of 200 is 36.
so subtract the 36 from 200 and get 164
Answer:
all you need to do is multiply length times width times height.
Step-by-step explanation:
5 1/2 x 3= 16.5
16.5 x 2 1/4= 453.75
now just add both answers :)
I really hope this helps! <3 Good luck!