Question

If u = 2 x square tan inverse y by x minus y square tan inverse x y y prove that del to you the electrical y is equal to x square minus y square x square + y square

Answer 1

domalel4

gomole of He-

Total of moles

L

=1

1 Solution has 46%, wher) GHOH in weater

and molo prication of CHE OH.

Super bapPm en solution

yer de present in 16 of salon