Operations with Complex Numbers

What is the simplified form of

(-9 + 5i) + (3 -2i)

• -12 + 31i

• -6 + 3i

• -11 + 7i

• 5 - 3i

Tags

CCSS.HSN.CN.A.2

What is the simplified form of

(11 - 7i) - (-3 + 12i)

• 8 - 19i

• 8 + 5i

• 13- 19i

• 14 -19i

Tags

CCSS.HSN.CN.A.2

What is the simplified form of

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

• -2+6i

• 12+6i

• -35-16i²

• -35 -16i

Tags

CCSS.HSN.CN.A.2

What is the simplified form of

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

• 20 - 27i

• 12 - 7i

• 8 + 12i

• 20 - 27i²

Tags

CCSS.HSN.CN.A.2

 $a+bi$  is called a(n)

• Irrational Number

• Real Number

• Imaginary Number

• Complex Number

Tags

CCSS.HSN.CN.A.1

The "a" part of the solution  $a+bi$  is called a(n)

• Irrational Number

• Real Number

• Imaginary Number

• Complex Number

Tags

CCSS.HSN.CN.A.1

The "bi" part of the solution  $a+bi$  is called a(n)

• Irrational Number

• Real Number

• Imaginary Number

• Complex Number

Tags

CCSS.HSN.CN.A.1

What does  $i^2=$ 

Tags

CCSS.HSN.CN.A.1

What does  $i^{ }=$ 

• 1

• -1

•  $\sqrt{1}$  

•  $\sqrt{-1}$  

Tags

CCSS.HSN.CN.A.1