Question

3. If a²+ b²=73 and a b=24 find a-b​

Answer 1

Answer:

$(a+ b) ^{2} = {a}^{2} + {b}^{2} + 2ab$

= 73 + 2(24)

= 73 + 48

= 121

$\sqrt{121}$

= 11

a + b = 11