Complex Number Operations

Front

What is the conjugate of 7-2i?

Back

7+2i

Tags

CCSS.HSN.CN.A.3

Front

Simplify: (3i)(-2 + 4i)

Back

-12 - 6i

Tags

CCSS.HSN.CN.C.8

Front

What is the product of (3 - 2i) and (7 + 6i)?

Back

33 + 4i

Front

Simplify: (1 + 50i)/61

Back

(1 + 50i)/61

Tags

CCSS.HSN.CN.A.3

Front

What is the value of i^2?

Back

-1

Tags

CCSS.HSN.CN.A.1

Front

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

Back

6 - 2i

Tags

CCSS.HSN.CN.A.2

Front

What is the difference of (5 + 2i) and (3 + 4i)?

Back

2 - 2i

Tags

CCSS.HSN.CN.A.2

Front

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

Back

11 + 10i

Tags

CCSS.HSN.CN.A.2

Front

What is the modulus of the complex number 3 + 4i?

Back

5

Front

What is the argument of the complex number 1 + i?

Back

π/4 or 45 degrees