Question

If a square b square =10 and ab =3. find : 1.a-b 2.a+b

Answer 1

$1) \: \: \: 2 \\ 2) \: \: \: 4$

Answer 2

A²-b²=a-b a+b
10=a-b 3
10-3=a-b
7=a-b
A+b=3
A-b=3

I hope answer is correct