What is the polar equation discussed in the video?

Graphing Polar Curves Concepts

Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Hard

Thomas White
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16 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
r = sin(θ) + 1
r = 1 + cos(θ)
r = 1 + sin(θ)
r = cos(θ) - 1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What shape does the polar equation r = 1 + cos(θ) form?
Ellipse
Cardioid
Parabola
Circle
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why do we plot the polar equation in the x-y plane?
To avoid using polar coordinates
To simplify the graphing process
To make a table of values
To find the slope of the curve
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the x-y plane, what does 'r' represent?
z
x
y
θ
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the basic cosine graph modified to match the polar equation?
Shifted one unit up
Shifted one unit left
Shifted one unit right
Shifted one unit down
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the vertical distance from the x-axis represent in the polar graph?
The y-coordinate
The x-coordinate
The radius r
The angle θ
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
At θ = 0, what is the value of r?
0
1
2
3
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