Quiz about Adding Subtracting Imaginary and Complex Numbers

Question 1

Another way to express $$\sqrt[]{-1}$$ is?

Accepted Answer

i

Answer

1

Answer

-1

Answer

0

Question 2

How do you write a complex number?

Accepted Answer

a+bi

Answer

a-bi

Answer

ai+b

Answer

ai-b

Question 3

Add/Subtract using the proper rules:
(7 + 2i) - (-12 - 4i)

Accepted Answer

19 + 6i

Answer

-5 - 2i

Answer

19 - 2i

Answer

-5 + 6i

Question 4

Add/Subtract using the proper rules: (3 + 2i) + (7 - 12i)

Accepted Answer

10-10i

Answer

10+10i

Answer

10+14i

Answer

4-10i

Question 5

(5-2i) + (-7+8i)

Accepted Answer

-2+6i

Answer

12+6i

Answer

-35-16i2

Answer

-35 -16i

Question 6

Simplify:
(10+ 15i) - (48 - 30i)

Accepted Answer

-38 + 45i

Answer

58 - 45i

Answer

58 - 15i

Answer

-38 - 15i

Question 7

What is $$\left(3-5i\right)+\left(-4+7i\right)$$ ?

Accepted Answer

Answer

Answer

Answer

Question 8

subtract: $$\ \left(-5+3i\right)-\left(4+7i\right)$$

Accepted Answer

Answer

Answer

Answer

Question 9

Add $$\left(1+i\right)+2+2i$$

Accepted Answer

Answer

Answer

Answer

Question 10

Add $$\left(1+6i\right)+\left(5+7i\right)$$

Accepted Answer

Answer

Answer

Answer

Question 11

Subtract $$\left(-6+2i\right)-\left(7-i\right)$$

Accepted Answer

Answer

Answer

Answer

Question 12

Simplify.

Accepted Answer

5i

Answer

-5i

Answer

5

Answer

-5

Question 13

Simplify $$\sqrt[]{-4}$$

Accepted Answer

2i

Answer

-2i

Answer

2

Answer

4i

Adding Subtracting Imaginary and Complex Numbers

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