03/10/21

I need this for a project right now!!
A plane is traveling in the direction of 35⁰ north of west at a speed of 225 mph. A wind is blowing in the direction of 20⁰ south of west at 40 mph. Find the plane’s new direction and speed. Show... more
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03/09/21

Find an equation for each world problem.
A spring is attached to the ceiling and pulled 14 cm down from equilibrium and released. After 4 seconds the amplitude has decreased to 13 cm. The spring oscillates 20 times each second. Assume... more
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03/09/21

Find an equations for the populations.
A population of rabbits oscillates 24 above and below average during the year, hitting the lowest value in January (t = 0). The average population starts at 800 rabbits and increases by 7% each... more
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03/01/21

i need to find the f and n intercepts
https://imgur.com/a/AAxNWlf
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03/01/21

Chapters 20-21 Summative Assessment Part 2
2. An online grocery company is researching the best location to start their new delivery service. They are comparing two local regions, A and B. In a random sample of 505 residents in region A,... more
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02/22/21

Two Proportion Z-Interval Practice
A large company has two shifts—a day shift and a night shift. Parts produced by the two shifts must meet the same specifications. The manager of the company believes that there is a difference in... more
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01/27/21

Trigonometry question

Suppose an object attached to a coiled spring is pulled down a distance of 18 in from its rest position and then released. If the time for one oscillation is 11 sec, develop a model that relates... more
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12/09/20

adults watching election coverage with 99% confidence and a margin of error of +or-7 minutes?
What sample size would we need to estimate the average amount of time U.S. adults watching election coverage with 99% confidence and a margin of error of +or-7 minutes?            Use... more
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02/19/19

The 1923 earthquake close to San Bernardino, California had an intensity of 1995262.315Io. Use the formula R = log[I/Io], to find the magnitude of the earthquake.
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02/07/19

A pet store is increasing wellness pet food prices to$1.65 of the wellness pet food ranges from$25.31 to $45.52 which compound inequality represents the solution
A pet store is increasing wellness pet food prices to $1.65 if the wellness pet food ranges from $25.31 to $45.52 which compound inequality represents the solution
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01/29/19

Michael has been offered the following investment opportunity.
He promises to invest 10000 dollars now and 37703.5 dollars in two years, and in return will receive 33650 dollars in one year and 14067.54 dollars in three years. What are the possible effective... more
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02/06/18

what is the minimum electric rate in cents per kwh for which the 12-year total cost (purchase price + electricity cost) will be less for the first freezer?
one freeze cost $623.95 and uses 90 kilowatt hours (kwh) of electricity each month. A second freezer cost $500 and used 100 kwh of electricity each month. the expected life of each freezer is 12... more
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10/22/15

An airplane flying above a landing strip at 275 miles per hour passes a control tower 0.5 mile below at time t = 0 hours.
An airplane flying above a landing strip at 275 miles per hour passes a control tower 0.5 mile below at time t = 0 hours. Find the distance between the airplane and the control tower as a function... more
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