Question

Add the complex expressions, and simplify.
(1.9 – 7i) + (4.2 – 2.3i)

Answer 1

Add the real parts and add the imaginary parts.

Answer 2

combine like terms. like
\[(1.9 – 7x) + (4.2 – 2.3x)\]

Answer 3

so 6.1+9.3?