1. Write z = 2/2 +2/2i in polar form. Oz = 42 cos +isin 4 Oz = 4 cos-+isin 57 Oz = 4 cos +i sin 4 4 Oz = 4 cos-+i sin

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter11: Topics From Analytic Geometry
Section11.5: Polar Coordinates
Problem 93E
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1. Write z = 22 +2/Zi in polar form.
O z =42 cos+isin
4
Oz = 4 cos-+i sin-
4
57
+i sin
4
57
Oz =4| cos
4
O z = 4 cos-+i sin
Transcribed Image Text:1. Write z = 22 +2/Zi in polar form. O z =42 cos+isin 4 Oz = 4 cos-+i sin- 4 57 +i sin 4 57 Oz =4| cos 4 O z = 4 cos-+i sin
2. Write z =
-ói in polar form.
Oz = 6cis-
2
Oz = 6cis-
2
O z =-6cis-
2
Oz = 6/2 cis 3%
2
3. Write z = 8 cis 330° in rectangular form.
O z =4-4/3
V3 1.
z =
2
O z=43+4i
O z = 43 - 4i
4. Write z = 2.5(cos 3.6+i sin 3.6) in rectangular forn
O z =-0.9- 0.44i
O z =-2.25 - 1. li
O z =-2.25 -0.44i
Oz=2.25 + 1.li
Transcribed Image Text:2. Write z = -ói in polar form. Oz = 6cis- 2 Oz = 6cis- 2 O z =-6cis- 2 Oz = 6/2 cis 3% 2 3. Write z = 8 cis 330° in rectangular form. O z =4-4/3 V3 1. z = 2 O z=43+4i O z = 43 - 4i 4. Write z = 2.5(cos 3.6+i sin 3.6) in rectangular forn O z =-0.9- 0.44i O z =-2.25 - 1. li O z =-2.25 -0.44i Oz=2.25 + 1.li
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