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Let the domain for the variables x and y be all people in our IST 230 class. Define the predicate K(x,y) to mean "x knows y." Express the following sentences with quantified logical expressions.
a. There is someone in our IST 230 class who knows everybody in our IST 230 class.
b. Nobody in our IST 230 class knows anyone in our IST 230 class.
c. Nobody in our IST 230 class knows everyone in our IST 230 class.
d. There is someone in our IST 230 class whom everyone in our IST 230 class knows.
e. Someone in our IST 230 class knows someone in our IST 230 class.
How many dozen of each shirt can this company produce in one week assuming that the machines are used to maximum capacity?
Describe how a domestic fast food chain with plans for expanding into China would be able to use a forecasting model.
Select a counterexample to show that the statement is false. When an odd number is added to the product of two even numbers, the result will be even, 4.5 + 1 = 21. 21 is not even, 4.2 + 3 = 11. 11 in not even, 4.5 + 2 = 22. 22 is even, 3.5 + 4 = 1..
Problem 1: A bijection is an injective (one to one), surjective (onto) map between sets. If S = (0,1) and T = R, find a map from S to T which is (a) An injective but not surjective map, (b) a surjective but not injective map, (c) a bijection.
Suppose that ydx + (yx^2-x)dy = 0 has an integrating factor that is a function of x alone [i.i., mu = mu(x)]. Find the integrating factor and use it to solve the differential equation.
What would happen (other things equal) to a confidence interval if you calculated a 99 percent confidence interval rather than a 95 percent confidence interval?
the perimeter of a four sided figure is 104 inches. the lengths of the four sides are four consecutive odd integers. what are the measurements of each side?
explain why taking a series of markdowns is not the same as taking the total sum of the same markdowns. for example a markdown of 25% followed by a 30% is not the same as a 55% total markdown.
The John Hancock Center in Chicago has a rectangular base. The length of the base measures 65 feet less than twice the width. The perimeter of this base is 860 feet. What are the dimensions of the base?
In a survey of 200 employees of a company regarding their 401K investments, the following data were obtained:
a rancher is fencing off a rectangular area with a fixed perimeter of 76. What dimensions would yield the maximum area?
the ultimate expression of freedom in the united states is the right to vote. this right is deeply treasured by many
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