Question

evaluate please solve

Answer 1

◀HERE'S ⏬ YOUR ANSWER▶

${205}^{2} - {195}^{2} \\ = (205 + 195)(205 - 195) \\ = 400 \times 10 \\ = 4000$

⏏HOPE THIS ⬆ HELPS YOU⏏

Answer 2

205 square= 42025
195 square=38025
42025-38025=4000