3 years ago

What is (7-4i)+(-2+5i)

Mathematics

2 answers:

olchik [2.2K]3 years ago

6 0

7-2 + -4i +5i
5+i
The answer is 5 plus I

Alla [95]3 years ago

5 0

Answer:

(7-4i)+(-2+5i) = 5 + i

Answer = 5 + i

Step-by-step explanation:

Group the real part and the imaginary part of the complex number

( 7 - 4i ) + (-2 + 5i )

= ( 7 - 2 ) + ( -4 + 5 ) i

Refine = 5 + i

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