Complex Number

which one is the imaginary part from this expression 2-3i?

• 2

• -2

• -3

• 3

which one is the real number in this expression i-6?

• 1

• -1

• -6

• 6

state the imaginary part from this expression -3.5i ?

• 3.5

• -3.5

• 1

• 0

choose the real part from this expression 9i-3 ?

• 9

• -9

• 3

• -3

complex number consist of real numbers and imaginary unit. Is this true?

• True

• False

• Not Sure

• Maybe