Adding Subtracting Multiplying and Dividing Imaginary Numbers

__________ numbers when squared give a negative result.

• Imaginary

• Real

• None of the above

The unit imaginary number (like 1 for Real Numbers) is i, which is the square root of ____

• 1

• 2

• -2

• -1

A complex number is just two numbers added together, a Real and an ______ number.

• Real

• Rational

• Imaginary

• Irrational

To add complex number we add each part ________. (Fill in the blank with the correct word from the notes). Capitalize the word and spell it correctly.

When _____ complex number, each part of the first complex number get multiplied by each part of the second complex number.

• Adding

• Subtracting

• Dividing

• Multiplying

In the binomial multiplication example (3 + 4i) (5 + 2i), the outter terms would be _____ and______.

• 3 and 2i

• 5 and 2i

• 3 and 5

• 4i and 2i

In the binomial multiplication example (3 + 4i) (5 + 2i), the inner terms would be _____ and______.

• 3 and 4i

• 5 and 2i

• 3 and 5

• 4i and 5

In the binomial multiplication example (3 + 4i) (5 + 2i), the last terms would be _____ and______.

• 3 and 4i

• 5 and 2i

• 3 and 5

• 4i and 2i

A complex number has two parts:

• Rational and Irrational

• Real and Ratioanl

• Real and Imaginary

• Real and Irrational