Question

solve above question plz​

Answer 1

Step-by-step explanation:

Refer to attachment plz

Answer 2

Question :-----

• we have to express (5+√2i/1-√2i)

solution :----- Refer to image ..

steps :-----

• rationalizing the denominator ,
• using (a+b)(a-b) = a² - b² in denominator .
• using i² = (-1)

(Hope it Helps you)