Given a polar point find different ways to write the same point

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Mathematics
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11th Grade - University
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Hard
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of Theta in polar coordinates?
It is a scalar that modifies the radius.
It determines the distance from the origin.
It represents the angle from the positive x-axis.
It is used to calculate the area of a circle.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does a negative sign affect a vector's direction?
It doubles the vector's magnitude.
It rotates the vector 90 degrees clockwise.
It has no effect on the vector.
It reflects the vector about the origin.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when you multiply a point by a negative radius in polar coordinates?
The point remains unchanged.
The point reflects 180 degrees in the opposite direction.
The point moves closer to the origin.
The point rotates 90 degrees counterclockwise.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a correct representation of a point with a positive radius?
3, 5π/3
-3, 5π/3
3, -5π/3
-3, -5π/3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the reference angle for 5π/3?
π
2π/3
π/3
4π/3
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