(3-5) Complex Operations

What does  $i^2$  equal?

Which of the following complex numbers is largest?

• $5i$

• $1+4i$

• $4-i$

• $-4-2i$

What is the simplified form of $(-9+5i)+(3-2i)$  

•  $-12+31i$  
  

•  $-6+3i$  
  

•  $-11+7i$  
  

•  $5-3i$  
  

What is the simplified form of $(11-7i)-(-3+12i)$  

•  $8-19i$  
  

•  $8+5i$  
  

•  $13-19i$  
  

•  $14-19i$  
  

What is the simplified form of $(-6i)(3i)$  

•  $-18$  
  

•  $-18i$  
  

•  $18$  
  

•  $-18i^2$  
  

What is the simplified form of $(-3+2i)(1-4i)$  

•  $-2-2i$  
  

•  $5+14i$  
  

•  $-11-10i$  
  

•  $-3-8i$  
  

What is the simplified form of $(8-3i)^2$  

•  $73$  
  

•  $16-6i$  
  

•  $55+48i$  
  

•  $55-48i$  
  

Write the complex number shown in the graph.

• $\left(-4,-2\right)$

• $-4-2i$

• $-2-4i$

• $\left(-2,-4\right)$

Where is this point located in the complex plane?

• $-5$
  

• $(0,-5)$
  

• $-5i$
  

• $5i$

Where is this point located on the complex plane?