Question

Write in rectangular form
3i' +(1/2-i)

Answer 1

Answer:

Step-by-step explanation:

2

13

−

3

13

i

Explanation:

Multiply by the complex conjugate.

1

2

+

3

i

(

2

−

3

i

2

−

3

i

)

=

2

−

3

i

4

−

6

i

+

6

i

−

9

i

2

=

2

−

3

i

4

−

9

i

2

Recall that  

i

2

=

−

1

since  

i

=

√

−

1

.

=

2

−

3

i

4

−

(

−

9

)

=

2

−

3

i

13

=

2

13

−

3

13

i