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Let n be a given positive integer, and let r and s be nonnegative integers such that r+s=n and s is even . Show that there exists a graph G of order n
Find the variation conctant and an equation of variation where y varies directly as x and y = 80 when x=8. The variation constant is K=?
Using the graph, how much should be spent on advertising to maximize sales? What is the maximum sales level?
Find an equation of the tangent plane to the parametric surface x = 5rcos(theta), y = 3rsin(theta), z = rat the point (5sqrt(2), 3 sqrt(2), 2) where r = 2
Find a real life application of a straight line (not a line graph, but a graph that is a straight line). There are several in the book and on the web.
A group of students agreed to rent a house for $1200 per month. They found one more person to share the house.
When all but five of the computers had been sold at a profit of $900 per computer, the original investment of $27,000 had been regained.
A sample which is 20% Vendium, 50% Rulium and 30% Gendium weighs 8.8 grams/cc.
A new road is to be cut through a hill, and the contractor responsible for building the road wants to know how much soil will need to be removed.
Suppose that f is an positive-valued, increasing function on the interval from x = 0 to x = 4, and that we use the method of rectangles to approximate the area
Find the equation of the line through each given pair of points. Write the answer in standard form using only intergers.
What are the different forms of linear equations in two variables? Show an example of each form.
Write each equation in slope - intercept form.
Solve the following system of linear inequalities by graphing.Solve the system by graphing. You do not need to include the graph in your answer,
A cardboard box manufacturer wishes to make open boxes from rectangular pieces of cardboard with dimensions 10 in. by 17 in. by cutting equal squares
For the set of scores calculate the requested values. Scores: 2 5 3 6 4
While the radical symbol is widely used, converting to rational exponents has advantages. Explain an advantage of rational exponents over the radical sign
After the bake sale, the Campus Ministry volunteers counted how much money they raised. In addition to the 18 one - dollar bills, the group.
If the owner wants to sell the equipment when it is worth exactly half its original value, in what year must the owner sell?
When crude oil flows from a well, water is frequently mixed with it in an emulsion. To remove the water the crude oil is piped to a device called a heater-treat
Bottle B contains a 20% solution of the same acid. How many cc from bottle B should be mixed with solution from bottle A to make 40 cc of a mixture which is 40%
Find the complete (including values for slack variables) optimal solution to this linear programming problem using. graphical method
Consider two linear function: f(x) and f -1(x), their lines intersect at a point with a x-coordinate of 10 and the slope of f(x) is 1/2
Several problems on linear equations and system of equations
Write the formula for natural exponential growth for this particular prairie dog population.