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Quiz Discussion

Title: Division of complex numbers

Grade: 8-b Lesson: S2-L7

Explanation: Let us discuss a few questions on this topic and review the answers to every question.

Discussion: Step1 Step2 Step3 Step4 Step5

Quiz: Discussion in Class

Problem Id	Problem	Options
Steps 1	Divide the complex number \$(2 - 3i)/(1 + 2i)\$ and express your answer in standard form.	A)-0.8 - 1.4i B) 0.8 + 1.4i C) 0.8 + 1.6i D) 0.8 - 1.6i
Steps 2	Divide \$( - 6 + 8i)/ (- 3 + 4i)\$.	A) 25 B) 5 C) 2 D) 50
Steps 3	Divide \$(5 + 7i)/(3 - 4i)\$ and simplify the result.	A) 1 + 1.64i B) -0.52 + 1.64i C) 1 + 1.04i D) 0.52 - 1.64i
Steps 4	Divide \$(-2 - 5i)/ ( 4 + 5i)\$.	A) \$ -(33)/41 + (10)/(41) i\$ B) \$ (33)/41 - (10)/(41) i\$ C) \$ (33)/41 + (10)/(41) i\$ D) \$ -(33)/41 - (10)/(41) i\$
Steps 5	Divide the following complex numbers \$ (8+ 3i) / (2 + 6i)\$.	A) 0.825 - 1.05i B) 1.05 - 0.825i C) 0.825 + 1.05i D) 1.05 + 0.825i

Problem Id

Problem

Options

Steps 1

Divide the complex number \$(2 - 3i)/(1 + 2i)\$ and express your answer in standard form.

A)-0.8 - 1.4i

B) 0.8 + 1.4i

C) 0.8 + 1.6i

D) 0.8 - 1.6i

Divide \$( - 6 + 8i)/ (- 3 + 4i)\$.

A) 25