Find `(dy)/(dx)`in the following:`x y + y^2= t a n x + y`

Find (dy)/(dx) for the following : y=x

Find (dy)/(dx) in the following: xy+y^(2)=tan x+y

Find (dy)/(dx) in the following: 2x+3y=sin y

Find (dy)/(dx) in the following 2x + 3y = sin x

Find (dy)/(dx) for the following : y=x^(-3)

Find (dy)/(dx) , if x=2a t^2 , y=a t^4

Find (dy)/(dx) of x^(y)=y^(x)

Find (dy)/(dx) if y^(x)=x^(y)

Find the angle of intersection of the following curves : y^2=xa n dx^2=y y=x^2a n dx^2+y^2=20 2y^2=x^3a n dy^2=32 x x^2+y^2-4x-1=0a n dx^2+y^2-2y-9=0 (x^2)/(a^2)+(y^2)/(b^2)=1a n dx^2+y^2=a b x^2+4y^2=8a n dx^2-2y^2=2 x^2=27ya n dy^2=8x x^2+y^2=2xa n dy^2=x y=4-x^2a n dy=x^2

Find (dy)/(dx) when x=4t , y= 4/t