Question

Expand the following ​

Answer 1

(2√3 - 5√2)²

= (2√3)² - 2·2√3·5√2 + (5√2)²

= 4×3 - 20√6 + 25×2

= 12 + 50 - 20√6

= 62 - 20√6 (Ans)

hope it helps... it'll be great if this answer is marked brainliest...