7.3.45The rectangular coordinates of a point are given. Find polar coordinates of the point. Express 0 in radians.(-23,-2)ww.w.The polar coordinates of the point are(Type an ordered pair. Type an exact answer in terms of . Use integers or fractions for any numbers in the expression. Typand 2T.)

Question
Asked Nov 22, 2019
6 views

Can you help with this? 

7.3.45
The rectangular coordinates of a point are given. Find polar coordinates of the point. Express 0 in radians.
(-23,-2)
ww.w.
The polar coordinates of the point are
(Type an ordered pair. Type an exact answer in terms of . Use integers or fractions for any numbers in the expression. Typ
and 2T.)
help_outline

Image Transcriptionclose

7.3.45 The rectangular coordinates of a point are given. Find polar coordinates of the point. Express 0 in radians. (-23,-2) ww.w. The polar coordinates of the point are (Type an ordered pair. Type an exact answer in terms of . Use integers or fractions for any numbers in the expression. Typ and 2T.)

fullscreen
check_circle

Expert Answer

Step 1

The rectangular coordinates of a point are given, Find the polar coordinates of the point.

(-25-2)
help_outline

Image Transcriptionclose

(-25-2)

fullscreen
Step 2

Let x= r cosθ, y = r sinθ

(-25-2)
-23 rcos
-2 rsin
Dividing ( )by(i)
r sin
-2
cos -23
1
tan 0
0=tan
6
help_outline

Image Transcriptionclose

(-25-2) -23 rcos -2 rsin Dividing ( )by(i) r sin -2 cos -23 1 tan 0 0=tan 6

fullscreen
Step 3

Plugging θ in equa...

-2 rsin
6
2 r
-2 x2 r
r =-4
help_outline

Image Transcriptionclose

-2 rsin 6 2 r -2 x2 r r =-4

fullscreen

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in

Math

Trigonometry

Other