Question

Expand:-
(iii) (2√3 - 5√2)^2​

Answer 1

Answer:

Identity – (a - b)² = a² - 2ab + b²

(2√3 - 5√2)²

= (2√3)² - 2(2√3)(5√2) + (5√2)²

= 12 - 20√6 + 50

= 62 - 20√6

Answer 2

Answer:

62-20root6

hope it help you