Complex Number Mixed Review

Simplify:
(-3i)(4i)(-5i)

• -60i

• 60

• -60

• 60i

Tags

CCSS.HSN.CN.A.2

i⁶⁶

• 1

• i

• -1

• -i

Tags

CCSS.HSN.CN.A.2

• 10
• -10
• 10i
• -10i

• 5i
• -5i
• 5+i
• -5

Multiply: 
(4 – 3i)(-7 – 2i)

•   -23 + 13i

•   -23 - 29i

•   -34 + 13i

•   -34 - 29i

Tags

CCSS.HSN.CN.A.2

√-108

• 3i√6

• 3i√20

• 6i√3

• 20i√3

Simplify
2i - 7i + 10

• -5i+10

• 5i

• 9i+10

• 5i+10

Tags

CCSS.HSN.CN.A.2

Multiply
(2i)(3i)

• 5i

• -5

• 6i

• -6

Tags

CCSS.HSN.CN.A.2

Multiply
(3i)(-2+4i)

• -6+12i

• -12-6i

• -2+7i

• 12+6i

Tags

CCSS.HSN.CN.A.2

What is the complex conjugate of  4-3i?

•   1/(4-3i)

• 1/(4+3i)

•   -4 + 3i

•   4 + 3i

Tags

CCSS.HSN.CN.A.3