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Which best describes the relationship between the line that passes through the points (–6, –1) and (–11, 1) and the line that passes through the points (–3, –8) and (–5, –13)?Please answer due by tonight Thank You
General
4 months ago
In 2011 the U.S. Department of Transportation reported with 95% confidence that the average length of a motor vehicle trip in the United States was 9.72 miles with a margin or error of 0.22 miles.With 95% confidence the authors of the report are claiming that the true average length of a motor vehicle trip in the United States is between ________and_________ miles.The level of confidence for this estimate is ________%.
General
4 months ago
You are stocking up on school supplies. You bought pencils for $.90 each and pens for $1.20 each. How many pens did you buy if you bought 6 pencils and spent a total of $9?
General
4 months ago
1) 7b – 37 = 4(5b - 6)
General
4 months ago
To grow grass in Mel Smith's yard, a landscaper estimates he'll need 55 pounds of grass seed. Each pound will cost Mel $1.83. The landscaper will also charge Mel six hours of labor at $12.50 per hour. If Mel pays early, he'll be entitled to a cash discount of $3.50. Assuming Mel takes advantage of the discount, how much does he pay the landscaper?
General
4 months ago
Solve the following inequality problems: please show your work question 1 10- 3x > 1question 2 12x - 4 ≥ 20 question 3 5x ≤ - 3x + 32
General
4 months ago
Find the values of m and b that make the following function differentiable. the piecewise function f of x equals x cubed when x is less than or equal to one or mx plus b when x is greater than one.
General
4 months ago
Write the null and alternative hypotheses in words and then symbols for each of the following situations. New York is known as “the city that never sleeps”. A random sample of 25 New Yorkers were asked how much sleep they get per night. Do these data provide convincing evidence that New Yorkers on average sleep less than 8 hours a night?
General
4 months ago
Consider two independent populations for which the proportion of successes in the first population is p1 and the proportion of successes in the second population is p2. What alternate hypothesis would indicate that the proportion of successes p1 in the first population is larger than the proportion of successes p2 in the second population
General
4 months ago
Peter wants to use 75-watt light bulbs and other electronics in his tree house. He has one outlet with a maximum of 900 watts. Which expression represents how much wattage remains if n is the number of light bulbs turned on?900(75n)825 – n900 – 75n900/n
General
4 months ago
what is the equation of the line described below written in slope-intercept form the line passing through the point (-1,5) and parallel to the line whose equation is x + y = 10y=x-4y=x+4y=-x+4
General
4 months ago
Z = ma for a please help
General
4 months ago
Given h(x) = |x + 2| − 3 and ????(x) = −|x| + 4:a. Describe how to obtain the graph of ???? from the graph of a(x) = |x| using transformations.b. Describe how to obtain the graph of h from the graph of a(x) = |x| using transformations.
General
4 months ago
What are some benefits of solving equations graphically? What are some limitations?
General
4 months ago
HELP??The next model of a sports car will cost 12.2% less than the current model. The current model costs $59,000. How much will the price decrease in dollars? What will be the price of the next model?Decrease in price _____Price of next model____
General
4 months ago
simplify the rational expression t^2=2t-24/t^2-36 and state any restrictions on the variable
General
4 months ago
Evaluate the following integral over the specified region. Assume (r comma theta )(r,θ) are polar coordinates. ModifyingBelow Integral from nothing to nothing Integral from nothing to nothing With Upper R StartFraction dA Over (16 plus x squared plus y squared )squared EndFraction∫∫R dA 16+x2+y22; Upper R equals StartSet (r comma theta ): 1 less than or equals r less than or equals 3 comma 0 less than or equals theta less than or equals pi EndSetR={(r,θ): 1≤r≤3, 0≤θ≤π} M
General
4 months ago
it takes 1 hour longer to fly to st paul at 200 mi/h than it does to return at 250 mi/h. How far away is st.paul
General
4 months ago
The altitude of a triangle is increasing at a rate of 1.5 cm/min while the area of the triangle is increasing at a rate of 5 square cm/min. At what rate is the base of the triangle changing when the altitude is 9 cm and the area is 81 square cm?
General
4 months ago
A sanitation department is interested in estimating the mean amount of garbage per bin for all bins in the city. In a random sample of 40 bins, the sample mean amount was 51.5 pounds and the sample standard deviation was 3.6 pounds. Construct 95% and 99% confidence intervals for the mean amount of garbage per bin for all bins in the city.What is the lower limit of the 95% interval? Give your answer to three decimal places.
General
4 months ago
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