Question

Expand $(6+5i)^{2}$​

Answer 1

(6+5i)² = 6² + (5i)² + 2(6)(5i)

= 36 + 25i² +60i

= 25i²+60i+36.......

Answer 2

Answer:

Hey mate !!!

here is ur answer :-

we use First identity :- (a + b )^2

(6+5i)^2 = 6^2 +2 *6 *5i + (5i)^2

= 36 + 60i + 25i^2

BY MATE !!!!

HOPE U UNDERSTAND IT !!!!

ENJOY....