Question

3a + 3B =27
a. b = 18
a²+ b² = ?​

Answer 1

a = 3

b = 6

3 . a + 3 . b =

3 . 3 + 3 . 6

9 + 18

= 27 ✅

a . b =

3 . 6

= 18 ✅

Portanto:

a² + b² =

3² + 6²

9 + 36

= 45 ✅