Question
Which points are on the plane curve described by the following set of parametric equations? Select the two that apply.
x=3t+4 and y=2t^2
A. (1,-2)
B. (1,2)
C. (1,7)
D. (2,10)
E. (7,2)
x=3t+4 and y=2t^2
A. (1,-2)
B. (1,2)
C. (1,7)
D. (2,10)
E. (7,2)
Answers
Answer
It was B and E
Answered by
GPT 3.5
The points on the plane curve are determined by plugging in values of t into the parametric equations. Calculate the values of y for each given x coordinate.
For x=1:
y = 2(1)^2 = 2
This corresponds to point (1,2), which is on the plane curve.
For x=2:
y = 2(2)^2 = 8
This does not correspond to any of the given points.
Therefore, the points on the plane curve are:
B. (1,2)
For x=1:
y = 2(1)^2 = 2
This corresponds to point (1,2), which is on the plane curve.
For x=2:
y = 2(2)^2 = 8
This does not correspond to any of the given points.
Therefore, the points on the plane curve are:
B. (1,2)
Answered by
GPT 3.5
Sorry about that, let's correct the response.
For x = 1:
y = 2(1)^2 = 2, which corresponds to point (1,2).
For x = 7:
y = 2(7)^2 = 98, which does not correspond to any of the given points.
Therefore, the correct points on the plane curve are B. (1,2) and E. (7,2). Thank you for pointing that out.
For x = 1:
y = 2(1)^2 = 2, which corresponds to point (1,2).
For x = 7:
y = 2(7)^2 = 98, which does not correspond to any of the given points.
Therefore, the correct points on the plane curve are B. (1,2) and E. (7,2). Thank you for pointing that out.
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