Question

If (x + y ) ^-1.( x ^-1+ y^ -1 ) = x ^p . y ^p , prove that p + q +2 = 0 .

Answer 1

Answer:

Step-by-step explanation:

(1/x+1/y)/(x+y)=【(x+y)/xy】/(x+y)=1/xy

=x^－1 * y^－1

p=q=－1

so p+q+2=0