Subtract the following two complex numbers: \(\displaystyle{\left(-{5}+{3}{i}\right)}-{\left({4}+{7}{i}\right)}\).

Makayla Stevens

Makayla Stevens

Answered question

2022-04-01

Subtract the following two complex numbers: (5+3i)(4+7i). What do you notice?

Answer & Explanation

Jesse Gates

Jesse Gates

Beginner2022-04-02Added 19 answers

Step 1
Here z=(5+3i)(4+7i)
z=(54)+3i7i
=9+i[37]
z=94i
We notice here z1=5+3i which lies in 2 quadrant
z2=4+7i lies in 1 quadrant
But z1z2 lies in 3 quadrant
Answer: (94i)

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