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(-3-5/)(-3+5/)= 34 34-30i -16
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3 votes
(-3-5/)(-3+5/)=
34
34-30i
-16

User SWAT
by
4.9k points

2 Answers

5 votes

Answer:

(m+ni)2= -16 - 30i

2m + 2ni = -16-30i

.)2m=-16 .)2n=-30

m= -8 n= -15

por lo tanto.....

m2 + n2

(-8)2 + (-15)2

-16 + (- 30 )

-16 - 30

-46

respuesta..... - 46

Explanation:

User Sivvy
by
4.7k points
2 votes

Answer:

34

Explanation:

Given

(- 3 - 5i)(- 3 + 5i) ← expand using FOIL

= 9 - 15i + 15i - 25i² [ i² = - 1 ]

= 9 + 25

= 34

User Gloo
by
4.6k points
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