Imaginary & Complex Numbers

Simplify:

 $2\sqrt{-45}$  

•  $6i\sqrt{5}$  

•  $6\sqrt{5}$  

•  $3i\sqrt{5}$  

•  $-6\sqrt{5}$  

Simplify:

(-3 - 8i) - (-7 + 2i) + 2(7 - 3i)

• 4-12i

• 18-9i

• 18-12i

• 18-16i

Tags

CCSS.HSN.CN.A.2

Simplify:

 $i^{51}$  

• i

• -1

• -i

• 1

Tags

CCSS.HSN.CN.A.2

Simplify:

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

Tags

CCSS.HSN.CN.A.2

Simplify:

(3+i) + (3+7i) - (-5+4i)

Tags

CCSS.HSN.CN.A.2

Simplify:

 $\sqrt{-64}$  

Simplify:

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

• -12-10i

• 1-3i

• -2

• 1+3i

Tags

CCSS.HSN.CN.A.2

Simplify:

 $\left(3-4i\right)^2$  

• -7-24i

• 25

• 9+16i

• 9+8i

Tags

CCSS.HSN.CN.C.8

Simplify:

 $-3i^{60}$  

Tags

CCSS.HSN.CN.A.2

Simplify:

5i(3+4i) + (6-2i)

Tags

CCSS.HSN.CN.A.2