Question

a square - b square =3 & a-b=5 then (a,b)=​

Answer 1

Step-by-step explanation:

a^2-b^2=3

(a+b)(a-b)=3

a+b=3/5

a-b=5

2a=3/5+5

2a=28/5

a=14/5

b= -11/5

so,

ab=14/5× -11/5

= -154/25 ANS..........