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12th

grade

44%

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Juan Restrepo

6 years

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10 questions

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- 1. Multiple Choice30 seconds1 pt
- 2. Multiple Choice30 seconds1 pt
- 3. Multiple Choice30 seconds1 pt
The function

*f*is continuous on the closed interval [0,6] and has values given in the table above. The trapezoidal approximation found with 3 subintervals is 52. What is the value of k?2

6

7

10

- 4. Multiple Choice30 seconds1 pt
A particle moves along an axis so that at any time

*t>0*, its velocity is given by*v(t)=4-6t*^{2}. If the particle is at position*p=7*at*t=1*, what is the position of the particle at*t=2*?-10

-5

-3

3

- 5. Multiple Choice30 seconds1 pt
6

ln 25

2

5+ 2/e

- 6. Multiple Choice30 seconds1 pt
- 7. Multiple Choice30 seconds1 pt
What is the area of the region enclosed by the graphs of

*f(x)=x-2x*^{2}and*g(x)=-5x*?7/3

16/3

20/3

9

- 8. Multiple Choice30 seconds1 pt
The velocity of a particle moving along an axis is given by

*v(t)=2-t*^{2}*t>0,*what is the average velocity of the particle from*t=1*to*t=3?*-4

-3

8/3

- 7/3

- 9. Multiple Choice30 seconds1 pt
10

20

23

35

- 10. Multiple Choice30 seconds1 pt
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