Question 718162
x - 9/x
_______
1 + 3/x
[(X^2-9)/X]/[(X+3)/X] INVERT & MULTIPLY.
[(X+3)(X-3)/X]/[{X+3}/X]
[(X+3)(X-3)]/X*[X/(X+3)] CANCEL OUT THE X & (X+3) TERMS.
(X-3) ANS.