Exercises for Question Type 3: Adding and subtracting complex numbers in Cartesian form

Question 1

Skill question

Calculate $(4 + 3 i) + (5 - 6 i)$ .

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Question 2

Skill question

Type: Long Answer | Level: - | Paper: -

Compute $(2 - 5 i) + (- 3 + 4 i)$

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Question 3

Skill question

Calculate $(2 + 3 i) - (- 1 + 2 i) + (4 - 5 i)$

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Question 4

Skill question

Calculate $(5 + 2 i) - (3 + 7 i)$

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Question 5

Skill question

Calculate $(1 + 2 i) + (3 - i) + (- 4 + 5 i)$ .

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Question 6

Skill question

Compute $(7 + 3 i) - (- 2 - i)$

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Question 7

Skill question

Calculate $(- 3 + 7 i) + (6 + 2 i) + (0 - 4 i)$

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Question 8

Skill question

For complex numbers $z_{1} = a + bi$ and $z_{2} = c + d i$ , express $z_{1} - z_{2}$ in the form $x + y i$ .

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Question 9

Skill question

For $z = 5 - 3 i$ , calculate $2 z - (z + 4 i)$

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IB Mathematics Analysis and Approaches Question Type 3: Adding and Subtracting Complex Numbers in Cartesian Form Exercises