Reference no: EM131016906
Quiz:
Problem 1:
Graph f(x) = x2 - 5x + 4
Problem 2:
Graph the following function:
4 - x2 if x < 1
f (x) =
x if x ≥ 1
Problem 3:
Graph the function f (x) = √x, and use this plot to graph the function g(x) = √(x + 1)
Problem 4:
Graph the function f (x) = (x - 1)2, and use this plot to graph the function g(x) = (2x - 1)2
Problem 5:
Find the slope of the line containing the following pair of points:
P (1, -1), Q(3, -3)
Problem 6:
Write the equation of the line containing the points (0, 1) and (2, 3)
Problem 7:
Solve the following equation:
2 - |x + 4| = 1
Problem 8:
Graph the following function:
f (x) = |x + 2|
Problem 9:
Find the least squares regression line, and graph both the scatter plot and the regression line, for the following set of data:
|
x
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
|
y
|
1.367
|
1.548
|
3.172
|
4.064
|
4.739
|
5.913
|
7.069
|
8.716
|
9.554
|
Problem 10:
Find the least squares regression line, and graph both the scatter plot and the regression line, for the following set of data:
|
x
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
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y
|
2.865
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5.304
|
7.073
|
8.994
|
11.072
|
12.980
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14.988
|
17.149
|
19.141
|
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How much work is done in hauling the object from the ground
: A crane is hauling up an object weighing 20 Newton's. The top of the crane is 10 meters above the ground. The cable weighs 2 Newton's/meter. How much work is done in hauling the object from the ground up to a height of 10 meters
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Difference between a zero slope and undefined slope
: Explain the difference between a zero slope and undefined slope - Write the solution set using interval notation and graph the solution set on a number line
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Compare the option of buying and leasing to help the company
: The tax rate of Mishthosi is 30% and its cost of capital is 10%. Compare the option of buying and leasing to help the company decide which alternative they should choose.
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What does the business researcher find
: A second sample of 35 two-year-old pine trees are grown for three more years under identical conditions (soil, temperature, water) as the first group, but not fertilized. Tree growth is measured over the three- year period with the following resu..
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Write the equation of the line containing the points
: Find the least squares regression line, and graph both the scatter plot and the regression line - Find the least squares regression line, and graph both the scatter plot and the regression line
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How did this loss affect the person mentally and emotionally
: The Current Status.3 pages. Switch to 1st person for this section. Describe how you feel now. How have your feelings, thoughts, reactions changed over time? How has your life changed due to the loss? What did you learn from this?
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How many feet will it take a car traveling to stop on dry
: How many feet will it take a car traveling 50 mph to stop on dry, level concrete? If an accident occurs 200 feet ahead, what is the maximum speed at which one can travel to avoid being involved in the accident?
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What is the maximum area
: A farmer has 1900 feet of fencing available to enclose a rectangular area bordering a river. If no fencing is requiredalong the river, find the demensions of the fence that will maximize the area. What is the maximum area?
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Find the constant of integration
: Find the constant of integration, C if: y=∫(9x2 + 2x - [b])dx and the curve passes through the point ([3], [4]). Find the constant of integration, C if: y= ∫12x (x2+3)5 dx and the curve passes through the point ([6], [2]).
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