![subject](/tpl/images/cats/mat.png)
Mathematics, 19.06.2020 15:57 kaniyawilhite
The equation r(t) = sin(6t) i + cos(6t) j, t > 0 describes the motion of a particle moving along the unit circle.
Answer the following questions about the behavior of the particle.
1. Does the particle have constant speed? what is its constant speed?
2. Is the particle's acceleration vector always orthogonal to its velocity vector?
3. Does the particle move clockwise or anticlockwise around the circle?
4. Does the particle begin at the point (1,0)?
5. Select the correct choice ?
(A)The particle's speed is constant.
(B)The particle's speed is not constant.
6. Is the particle's acceleration vector always orthogonal to its velocity vector?
(A) Yes
(B) No
7. Does the particle move clockwise or anticlockwise around the circle?
![ansver](/tpl/images/cats/User.png)
Answers: 3
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 15:00
Prove that 3: 8 is equivalent to 12: 32.a. use diagrams to support your answer.
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 16:00
Brent needs to paint a logo made using two right triangles. the dimensions of the logo are shown below. what is the difference between the area of the large triangle and the area of the small triangle? (1 point) select one: a. 4.5 cm2 b. 8.5 cm2 c. 16.5 cm2 d. 33.0 cm2
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 17:30
Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:30
Solve for x and y: 217x + 131y = 913; 131x + 217y = 827
Answers: 1
You know the right answer?
The equation r(t) = sin(6t) i + cos(6t) j, t > 0 describes the motion of a particle moving along...
Questions
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/es.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 23.10.2019 00:00
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/ekonomika.png)