a. Express x = --3-8ż in its trigonometric form r (cos(0) + i sin(0)) with 0 ≤ 0 < 2. Give your answers to three decimal places.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.3: Trigonometric Functions Of Real Numbers
Problem 58E
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b. Calculate
R=
2+5ż
2 + 2i
sin (a)
and express it as R+ iI (in exact form).
8
X
a
di
Transcribed Image Text:b. Calculate R= 2+5ż 2 + 2i sin (a) and express it as R+ iI (in exact form). 8 X a di
a. Express + = -3- 8ż in its trigonometric form r (cos(0) + i sin(0)) with 0 ≤ 0 < 2TT.
Give your answers to three decimal places.
T=
sin (a)
f
a
B
Transcribed Image Text:a. Express + = -3- 8ż in its trigonometric form r (cos(0) + i sin(0)) with 0 ≤ 0 < 2TT. Give your answers to three decimal places. T= sin (a) f a B
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