Question

9) 2 = 1 + i, z = 2 - 3i. Verify the following
i) 2, + Z2 = 7 + Z2​

Answer 1

Step-by-step explanation:

2=1+ i

z=2-3i

2+z2=7+z2

1+i+(2-3i)(1+i)=7+(2-3i)(1+i)

$1 + i + 2 + 2i - 3i - 3 {i}^{2} = 7 + 2 + 2i - 3i - 3 {i}^{2}$

1+i=7

i=6