Multiplying, Adding, and Subtracting Complex Numbers

What is the result of multiplying (3 + 2i) and (4 - 5i)?

• 20 - 10i

• 22 - 7i

• 15 + 3i

• 12 - 7i

Tags

CCSS.HSN.CN.A.2

CCSS.HSN.CN.A.1

Simplify (2 + 3i) + (5 - 4i).

• 7 - i

• 10 - 2i

• 9 - 7i

• 3 + i

Tags

CCSS.HSN.CN.A.2

CCSS.HSN.CN.A.1

Calculate the product of (1 + 4i) and (2 - 3i).

• 10 - 12i

• 14 + 5i

• 6 + 7i

• 3 + 2i

Tags

CCSS.HSN.CN.A.2

Determine the sum of (5 + 2i) and (3 - 6i).

• 8 - 4i

• 10 - 8i

• 2 - 4i

• 7 - 3i

Tags

CCSS.HSN.CN.A.2

CCSS.HSN.CN.A.1

What is the result of subtracting (7 - 3i) from (9 + 2i)?

• 16 - i

• 2 + 5i

• 5 - 2i

• 12 + 5i

Tags

CCSS.HSN.CN.A.2

CCSS.HSN.CN.A.1

Simplify (2 + 5i) + (3 + 4i).

• 10 + 2i

• 5 + 9i

• 6 + 8i

• 7 + 9i

Tags

CCSS.HSN.CN.A.2

Find the difference between (8 - 2i) and (4 + 3i).

• 6-5i

• 2+5i

• 4-5i

• 12-1i

Tags

CCSS.HSN.CN.A.2

CCSS.HSN.CN.A.1

Calculate the product of (3 + 4i) and (2 - 5i).

• 10 + 20i

• 5 - 1i

• 26 - 7i

• 21 - 9i

Tags

CCSS.HSN.CN.A.2

CCSS.HSN.CN.A.1

Determine the sum of (6 + 3i) and (4 - 7i).

• 2 + 3i

• 10 + 4i

• 10 - 4i

• 5 - 10i

Tags

CCSS.HSN.CN.A.2

CCSS.HSN.CN.A.1

Match the following

• 4 - 8i + -2-6i

• 9 - 6i

• 2 - (-4+6i)+3

• - 7+ 15i

• 6i + 6i - (7-3i)

• -6 + i

• -5 - 4i + 8 - 7i

• 3 -11i

• 2i - 8 - (-2 + i)

• 2 - 14i

Tags

AII.9-12.7.A