Complex Standard Form

• 10
• -10
• 10i
• -10i

6i + 2

• -6i - 2

• -6i + 2

• 6i + 2

• 2 + 6i

Tags

CCSS.HSN.CN.A.1

23 - sqrt(-4)

• 23 + 2i

• -23 + 2i

• 23 - 2i

• -23 - 2i

Tags

CCSS.HSN.CN.A.1

5 + sqrt(-25)

• -5 - 5i

• 5 + 5i

• -5 + 5i

• 5 - 5i

Simplify.

• -4 - i

• -4 + i

• -4

• i - 4

Tags

CCSS.HSN.CN.A.1

2 - 3i

• -2 + 3i

• 2 + 3i

• -2 - 3i

• 2 - 3i

Tags

CCSS.HSN.CN.A.3

What is the conjugate of -2i + 7

• -2i - 7

• 2i - 7

• -7 + 2i

• 7 + 2i

Tags

CCSS.HSN.CN.A.3

A complex number can be expressed as a + bi. What does a represent?

• the real part of the complex number

• the imaginary part of the complex number

• depends on the sign of the number

• the square root of the complex number

Tags

CCSS.HSN.CN.A.1

(-3-i)(6-i)

• -21-7i

• -19-3i

• -15-5i

• -17-9i

Tags

CCSS.HSN.CN.A.2

(-4i)(3i)(4i)

• 24

• -48i

• 48i

• 60

Tags

CCSS.HSN.CN.A.2