Entries by Hannah Wangui

The area A, in square meters

Question The area A, in square meters, of a rectangle with a perimeter of 200 meters is given by the equation A = 100w − w2,  where w is the width of the rectangle in meters. What is the width of a rectangle if its area is 900 m2?   Looking for a Similar Assignment? Order now and Get 10% Discount! Use Coupon Code “Newclient”

 

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During 1 year, approximately 1,680,000

Question During 1 year, approximately 1,680,000 oz of gold went into the manufacturing of electronic equipment in a certain country. This is 12% of all the gold mined in that country in that year. How many ounces of gold were mined in that country that year?   Looking for a Similar Assignment? Order now and Get 10% Discount! Use […]

 

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Determine whether the set forms a group with respect to the given operation

Question Determine whether the set forms a group with respect to the given operation. (You may assume the operation is associative.) If the set does not form a group, determine which properties fail. (Select all that apply.) {1, 2, 3, 4}; multiplication modulo 5 The set forms a group. The closure property fails. The associative […]

 

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7. Suppose you are told that a 95% confidence interval

Question 7. Suppose you are told that a 95% confidence interval for the average price of a gallon of regular gasoline in your state is from $3.38 to $4.27. Use the fact that the confidence interval for the mean is in the form x − E to x + E to compute the sample mean […]

 

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