.If `x^(n)+y^(n)=a^(n)`,then `(dy)/(dx)` is equal to

If x^(n) y^(n) =(x+y) ^(n),then (dy)/(dx)=

If x ^(n) y^(n) =( x+y ) ^(n),then (dy)/(dx)=

If x^(m)*y^(n)=(x+y)^(m+n) then (dy)/(dx) is:

If y=(ax+b)^(n) , they (dy)/(dx) is equal to :

If y=x^(n)logx+x(logx)^(n)," then "(dy)/(dx) is equal to

If y=1+x+(x^(2))/(2!)+(x^(3))/(3!)+...+(x^(n))/(n!), then (dy)/(dx) is equal to (a) y(b)y+(x^(n))/(n!)(c)y-(x^(n))/(n!) (d) y-1-(x^(n))/(n!)

if x^(m)*y^(n)=1 then (dy)/(dx)

If x^(m)*y^(n)=(x+y)^(m+n)," then: "(dy)/(dx) is independent of