Critiquing Reasoning 6. Johan was converting the point (-4, 4V3) into polar coordinates. Critique his work. 1) Identify his error and explain what is incorrect, 2) show him the correct solution warning mastery 2.5 3.5 4.25 5. Johan's Work: (-4)2 + (4v3)2 = 2 tan 8 = 4v3 -4 16 + 48 =r? tan' (-43) = 0 4. 443 64 = ? 8 =r tan (-V3) = 0 -x/3 = 0 Point: (8, -x/3)

Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE: 1. Give the measures of the complement and the supplement of an angle measuring 35°.
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Critiquing Reasoning
6. Johan was converting the point (-4, 43) into polar coordinates. Critique his work. 1) Identify his error and
explain what is incorrect, 2) show him the correct solution
Johan's Work:
warning
mastery
2.5
3.5
4.25
5
(-4) + (4V3)2 = 12
tan 8 = 4v3
-4
16 + 48 =r?
4V3
tan' (-43) = 0
64 = r2
tan (-V3) = 0
8 =r
-a/3 = 0
Point: (8, -x/3)
Transcribed Image Text:Critiquing Reasoning 6. Johan was converting the point (-4, 43) into polar coordinates. Critique his work. 1) Identify his error and explain what is incorrect, 2) show him the correct solution Johan's Work: warning mastery 2.5 3.5 4.25 5 (-4) + (4V3)2 = 12 tan 8 = 4v3 -4 16 + 48 =r? 4V3 tan' (-43) = 0 64 = r2 tan (-V3) = 0 8 =r -a/3 = 0 Point: (8, -x/3)
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