Question

If a=5/4 then a-1/a+1 is​

Answer 1

Answer:

1/9

Step-by-step explanation:

(a-1) / (a+1) = (5/4-1) / (5/4 +1)

= (5/4 -4/4) /( 5/4 + 4/4)

= ((5-4 ) /4 ) / ((5+4)/4)

=(1/4)/(9/4)

=(1/4) * (4/9)

= 1/9