Question

Express ( 3+1/2i)^3 in the form of a + ib.​

Answer 1

Answer:

j

Step-by-step explanation:

( 3+1/2)^3 = 27 + 1/8

= 1/8 + 27

= 1/8 + (9×3)

Here a = 1/8 , i = 9 , b = 3