Complex Numbers
Simplify 

2√-72
2√2
-12√2
 12i√2
6i√8
Simplify 
3√-81
Simplify3√-75
75i√3
-15i√3
15i√3
3i√5
Simplify: 
√-16
Solve the equation:3x2+27 = 0
-3i√3
±3i
±9i
±3√9
Solve the Equation:
3x2-48=0
±4i
3√48
16i
 ±4
Solve the Equation:x2+25=0
±25
√-25
±5i
5√25
Simplify:

(2-4i)-(3-2i)
Perform the indicated operation:

(-7+4i)+(3+2i)

Simplify the expression

 

              2 - i

             3 + 4i

Simplify the expression

 

                   5

                3 - 2i

Write the expression as a complex number

in standard form:

 

-(3 + i)(7 - 3i)

-24+2i
24-2i
-10+4i
21-4i

Write the expression as a complex number

in standard form:

 

(5 - 2i)(1 - 3i)

Write the expression as a complex number

in standard form:

 

 

-2i(3 - i)

Simplify:

 

5+2i

  5i

5-2i2
5i-2
       5
25i+10i2     
-10+25i
         -25

In this problem, what is the conjugate you need to multiple top and bottom by?
  4-7i    3-5i

Write the expression as a complex number

in standard form:

 

(1 + i) + (3 + i)

Simplify the Expression: (Make sure to input final answer as a complex number in standard form) 

    i      1+4i
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