Solving Quadratics and Complex Numbers

√-81

• 9i

• -9i

• -9

• 9

How do you graph -5+i on the complex plane?

• left 5, up 1

• down 5, up 1

• down 5, left 1

• left 5, up 0

What complex number is represented by the graph?

• -3-i

• -3+i

• 1+3i

• 1-3i

Name the complex number that will graph point E.

• 4 + 2i

• 3 - 3i

• -1+2i

• -1-i

How do you graph 4i on the complex plane?

• right 4, down 4

• up 0, right 4

• up 4

• right 4, left 4

Which of the following is the value of i

• -1

• 1

• i

• √-1

√-68

• 2i√17

• 2√17

• i√68

• 68i

What letter usually represent imaginary number?

• a

• i

• j

• x

How do you graph 3-2i on the complex plane?

• right 3, down 2

• up 3, left 2

• right 3, up 2

• right 3, left 2

What is the result of the addition of the two Complex numbers, D + B, shown on the number line.

• 2+2i

• 2

• 2i

• -2i