Question

38. Ify = + Vx/m + 1m / x then 2xy dy/dx - x/m + m /x is equal to
a) 0
b) 1
c) -1
d) none of these​

Answer 1

$\huge\underline{\underline{\mathfrak{\red{A}\green{n}\pink{s}\orange{w}\blue{e}{r}}}}$

c.) -1