Question

A-b=12 ab=14 find a2 +b2

Answer 1

Please find attached photograph for your answer.

Answer 2

172

Explanation:

(a - b)² = a² - 2ab + b², hence

a² + b² = (a - b)² + 2ab = 12² + (2 × 14) = 144 + 28 = 172