Precalc Complexities

The Modulus

100

find the modulus 

5+i

What is 

root   26

200

the modulus of 

4+3i

What is 5

300

the modulus of 

root  14 + i root   14

What is 

root   28

400

The modulus of 

5root  3/2 - 5/2i

What is 5 

500

The modulus of  

6(cos (pi/4)+isin (pi/4))

What is 6

Trig Form

100

5

What is 5(cos 0+isin 0)

200

root   3  -3i

What is 

6(cos210 + isin210)

300

root  21/2 - root  7/2i

 root   7 (cos210+isin210)

400

-root   42/2 -root  14/2i

What is 

root   14(cos210+isin210)

500

7+11i

What is 

13.04(cos57.53+isin57.53)

Rectangular

100

5(cos((2pi)/3)+isin((2pi)/3)

What is 

-5/2+(5 root   3)/2i

200

2 root   3 (cos ((11pi)/6)+isin ((11pi)/6)

What is 

3 - i root   3

300

4(cos ((5pi)/6) +isin((5pi)/6))

What is 

-2 root   3 +2i

400

3(cos ((2pi)/3)+isin((2pi)/3))

-3/2+(3 root  3)/2i

500

3root   2 (cos(225)+isin(225)

What is

-3-3i

Multiply and Divide

100

(2-i)(5-4i)

What is 

6-13i

200

10/(3+2i)

What is 

6-4i

300

4(cos90+isin90)*2(cos30isin30)

What is 

8(cos120+isin120)

400

4root  5(cos270+isin270)*5(cos45+isin45)

What is 

10root   5(cos315+isin315)

500

(4(cos270+isin270))/(2(cos270+isin270)

What is 

2(cos0+isin0)

DeMoivresto rectangular form

100

(2(cos24+isin24))^5

What is 

16root   3+16i

200

2(cos(pi/2)+isin(pi/2))^8

What is 256

300

(5(cos20+isin20))^3

What is 

125(1/2+iroot  3/2)

400

(3(cos15+isin15))^4

What is 

81(1/2+iroot  3/2)

500

(2+2i)^3

What is 

-16+16i