Number Systems 1

Try to classify these numbers!
Choose the best set to classify the numbers.
Note that there might be more than one correct answers!

Multiple Select

0

• Natural number

• Whole number

• Integer

• Rational number

• Irrational number

Multiple Select

1

• Natural number

• Whole number

• Integer

• Rational number

• Irrational number

Multiple Select

-9

• Natural number

• Whole number

• Integer

• Rational number

• Irrational number

Multiple Select

1.333333...

• Natural number

• Whole number

• Integer

• Rational number

• Irrational number

Multiple Select

• Natural number

• Whole number

• Integer

• Rational number

• Irrational number

Multiple Select

1/2

• Natural number

• Whole number

• Integer

• Rational number

• Irrational number

Multiple Select

• Natural number

• Whole number

• Integer

• Rational number

• Irrational number

Multiple Select

log 100

• Natural number

• Whole number

• Integer

• Rational number

• Irrational number

​Watch the video and answer the following questions

By using number lines, simplify each of the following

Multiple Choice

By using number lines, simplify

• [3,4]

• [-8,4]

Multiple Choice

By using number lines, simplify

​Try to do this by yourself!

Multiple Choice

Simplify

• 5i

• -5i

• 25i

• -25i

Multiple Choice

Simplify

• 12i

• -12i

• 144i

• -144i

Multiple Choice

Simplify

• 12i

• -12

• 12

• -12i

When all hope is lost, remember your calculator is your best buddy.
You can also just press your calculator to get the correct answer.

​Choose the correct conjugate for the following complex numbers

Multiple Choice

z=2+3i

• 2-3i

• -2+3i

• -2-3i

Multiple Choice

z=2-i

• -2-i

• 2+i

• -2+i

Multiple Choice

z=-3+7i

• 3+7i

• 3-7i

• -3-7i

Multiple Choice

z=8i

• 8i

• -8i

Multiple Choice

z=2i+4

• 2i-4

• -2i+4

• -2i-4

Multiple Choice

z=-3i-10

• 3i+10

• -3i+10

• 3i-10

Multiple Choice

z=4

• -4

• 4

Operations on Complex Numbers

​Answer the following questions