7.2 Polar Graphs Practice

What is the equation?

• r = 4

• r = 8

• r = 4sin(Θ)

• r = 8sin(Θ)

Tags

CCSS.HSF-IF.C.7D

What is the equation?

• r = 4sin(Θ)

• r = -2sin(Θ)

• r = 2cos(Θ)

• r = -4cos(Θ)

Tags

CCSS.HSF-IF.C.7D

What kind of graph will you get from r = 2 + 6cos(Θ)?

• A limacon with an inner loop

• A dimpled limacon

• A cardiod (heart)

• A circle

Tags

CCSS.HSF-IF.C.7D

What kind of graph will you get from the equation r = 6 + 2cos(Θ)?

• A limacon with an inner loop

• A dimpled limacon

• A cardiod

• A line

Tags

CCSS.HSF-IF.C.7D

What kind of graph will you get from the equation r = 2 + 2cos(Θ)?

• A limacon with an inner loop

• A dimpled limacon

• A cardiod

• A flower

Tags

CCSS.HSF-IF.C.7D

What is the difference between the polar graphs of r = 2 + 6cos(Θ) and

r = 2 - 6cos(Θ)?

• Both are on the x-axis, but one faces right while the other faces left

• Both are on the y-axis, but one faces up while the other faces down

• One is on the x-axis while the other is on the y-axis

• They are the same!

This particular equation generates what graph

• 
• 
• 
• 

Which equation represents the polar graph?

• r = sin 4θ
• r = 6 sin 2θ
• r = 6 cos 4θ
• r = cos 4θ

Choose a correct equation for this rose curve.

• r = sin(7θ)

• r = 7sin(2θ)

• r = 2sin(7θ)

• r = 2sin(14θ)

Tags

CCSS.HSF-IF.C.7D

Identify the polar equation:

r = 4sin(5θ)

• rose

• lemniscate

• spiral

• circle

Tags

CCSS.HSN.CN.B.4