Determine the value of constant A such that the equation (Ar²y+2y?)dr+ (r³ + 4.xy)dy = 0 is exact. Solve the equation with the value of A making it exact.

Q: Assume 6100 children go to Disneyland today. How much additional revenue will Disneyland receive if…

A: We need to find additional revenue.

Q: Cars that are ready for shipping weigh 2 tons. A car being built weighs 1,135 pounds. How much more…

A:

Q: A tour bus has a range of 700 miles on one tank (140 gallons) of gasoline. How far does the bus…

A: Given that the bus covers a range of 700 miles with 140 gallons.

Q: self storage is a storage 8 feet long and 6 feet wide and 10 feet high

A: Here the storage is similar to the cuboid, and there are three measurement for the self-storage:…

Q: On a steep mountain road the elevation dropped at the rate of 9 feet per 60 feet. Using signed​…

A: Here we have to find the rate at which the road dropped per

Q: Determine the package's girth, and indicate if the package can be shipped by Priority Mail. For…

A: Given data- A Package. Length (L) = 30 in Width (W) = 25 in Height (H) = 20 in Condition for…

Q: While driving to Boston, Ellen passed a sign that read, "Boston 240 miles ." After she had driven…

A:

Q: A new trail is 8/10 miles long a park ranger divides the trail into 4 equal parts. How long is each…

A: We have to find the length of section of trail

Q: नर १U५ %3D 2.

A:

Q: It takes a pump 10 minutes to move 55 liters of water up the hill.Using the same pump under the same…

A: We need to find the amount of water move in 22 minutes

Q: A dolphin swan to a depth of 110 feet sea level. Then, it rose 85 feet. What was the dolphin's final…

A: Arithmetic operations are useful to solve the linear equation in one variable. Addition,…

Q: If a car speed is 154 miles per hour, convert this speed to feet per second.

A: The objective is to convert 154 miles per hour into feet per second.

Q: Americans spend about $24 billion each year on streaming media subscriptions, according to a 2018…

A:

Q: Please answer. Please and thank you

A: Car is driven 402.5 miles on 11.5 gallons of gas.

Q: Please use the formula Speed = distance ÷ time as instructed

A: use the formula Speed = distance ÷ time as instructed .

Q: If I ski for 30 minutes and snowshoe for 45 minutes I burn 540 cal. If I ski for 20 minutes and…

A: Calories per minute burned by snowshoeing= 8 calories/min   Calories per minute burn by skiing= 6…

Q: You are driving your car at the speed of 45 miles per hour. Convert that speed to feet per second.

A: Speed = 45 mphSince, 1 mile =5280 feet1 hour =3600 secs

Q: The salary schedule for an engineering assistant is $2200 for the first month and a $150-per-month…

A:

Q: A tree that is 11 feet tall stands in line with a flagpole that is 8 feet tall.  The flagpole casts…

A:

Q: Mr. Tan files from London to Los Angeles, a distance of 8800km. The flight takes 11 hrs and 10min.…

A:

Q: A cell in a factory produces 200 units per day. The cell operates one 8 hour shift per day and…

A: Given data: The given numbers of units are n=200. The given hour of shift is T=8 hours=480 min. The…

Q: Calculate the number of 2" x 2" tiles that it would take to cover the floor.

A: The area of the rectangle can be given by the formula A=l×w. Here, l is the length of the rectangle…

Confidence Intervals

When we calculate intervals in probability and statistics, it can be simply termed as finding out a confidence interval. The confidence interval is usually calculated from the data set which is observed. The value of the parameter that needs to be calculated is present here only.