Question

If x- 1/12 a y- -5/8, then evaluate​

Answer 1

Answer:

Correct option is

C

2  

x−y

(  

1−2  

x

 

2  

y

−1

​

)

2  

x

+2  

y

=2  

x+y

 

Differentiating both sides

ln2.2  

x

+ln2.2  

y

 

dx

dy

​

=ln2.2  

x+y

(1+  

dx

dy

​

)

2  

x

+2  

y

 

dx

dy

​

=2  

x+y

(1+  

dx

dy

​

)

2  

x

+2  

y

 

dx

dy

​

=2  

x+y

+2  

x+y

 

dx

dy

​

 

(2  

y

−2  

x+y

)  

dx

dy

​

=(2  

x+y

−2  

x

)

dx

dy

​

=  

2  

y

−2  

x+y

 

2  

x+y

−2  

x

 

​

 

dx = 2  y  (1−2  x  ) 2  x (2  y −1) dx dy=2  x−y (  1−2  x 2y −1  )

Step-by-step explanation: