Complex Numbers Extra Credit

√-4

• -2
• -2i
• 2
• 2i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

CCSS.HSN.CN.C.7

√-81

• 9i
• -9i
• -9
• 9

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

(5-2i) + (-7+8i)

• -2+6i
• 12+6i
• -35-16i²
• -35 -16i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

(10+3i) - (2-9i)

• 20-27i
• 12-7i
• 8+12i
• 20-27i²

Tags

CCSS.HSA.APR.A.1

-6i+3i

• 3i
• -3i
• -2i
• -3i²

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

Choose the correct answer for the operation pictured.

• 7-13i
• 7-i
• 1-13i
• 1-i

Tags

CCSS.HSN.CN.A.2

Choose the correct answer for the operation pictured.

• 7-3i
• 7+13i
• -5+3i
• -5+13i

Tags

CCSS.HSA.APR.A.1

Which of the following is equivalent to (3-5i)-(6+2i)

• -3-7i
• -3-3i
• 3-3i
• 9-7i

Tags

CCSS.HSA.APR.D.7

Which of the following is equivalent to

(5-3i)+(-6+2i)?

• -1-5i

• -1-i

• 11-i

• -30-6i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

What letter usually represent imaginary number?

• a
• i
• j
• x

Tags

CCSS.HSN.CN.A.1