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If the student starts with 10 oz of water and she adds acid how does she get the ration which has 10% acid ratio, and can she ever get to 100%?
The initial velocity of 10 miles per hour, will she clear two cars? if she doesn't make it. What recommendations can you make mathmatically to guarantee that she wll make jump?
To make perfect ramp, he requires to determine angle, theta, of the take off point on inclined ramp. He plans to travel at the speed of 100 ft per second toward inclined plane.
Points A and B are separated by the lake. To find distance between them, surveyor locates the point C on land such that CAB = 48.8°. He also estimates CA as 311 ft and CB as 527 ft. Determine d
The woman standing on the hill sees the flagpole which she knows is 45 ft tall. Angle of depression to bottom of the pole is 14°, and angle of elevation to top of pole is 18°. Determine the
Average cost per hour (y) in dollars of producing (x) riding lawn mowers is provided by the given equation: y= .8x^2 + 30x -270 + 2900/x.
Diameter then shrinks, reaching its minimum, 1.4 meters, at 7:00 AM. Determine the second time after 7:00 AM that blob's diameter is 1.8 meters?
It takes 18.5 seconds from when ride starts for Maria to reach lowest point on ride. Highest point of ride is 36 meters off the ground. How high above ground is Maria 120 seconds after ride begins?
Draw the curve determine rectangular coordinate equation by eliminating parameter x=2sint y=2cost 0 less than or equal to t less than or equal 2 pi.
Write complex number in trignometric form where it is between 0 and 2pi. Write three other possible trignometric forms for number.
The count in the culture of bacteria was 400 after 2 hours and 25,600 after 6 hours. Find relative rate of growth of bacteria population? State the answer as a percentage.
A certain state taxes first $600,000 in property values at the rate of 1%; all value over $600,000 is taxed at the rate of 1.25%. Determine the piecewise-defined function T which specifies total tax
The function and how it is to be shifted is given. Determine shifted funciton and then display given function and shifted function on same screen of the graphing calculator. \(y=-5x^{2}, down 3, le
The box company wishes to make the open top box having the square base and surface area of 100 square inches. What dimensions will make the box with maximum volume?
Closed to pbox is to be assembled from the flat sheet of cardboard to help deliver fresh pizza to customers. He wishes to minimize surface area of box. Determine its dimensions of minimized box?
Find dimensions of box which has maximum volume that can be created from the sheet of cardboard? Determine the maximum volume?
Complete square on both x and y terms to rewrite equation 4x^2 - 6y^2 - 8x + 24y - 44 = 0 so that you can utilize rewritten equation to associate this equation to the particular conic section. Draw
Suppose that she makes the rectangular plot, using side of her house as one edge determine arrea of the largest plot she can construct.
Boris starts at same time as Alex does. He begins from point (4, 0) and will reach point (0, 10) after 4 seconds. When will be Alex and Boris closest together?
The rectangle has the area of 16m^2. Determine the function which expresses its perimeter, p, in terms of x, length of one of its side.
Describe meaning of coefficients for time (t) and for seasonally dummy variable S_2. Use actual variable name and numbers to answer questions.
Determine length of line segment connecting points. Determine equation of circle which has the points as endpoints of the diameter.
A kind of bacteria has the very high exponential growth rate at 80% every hour. If there are ten bacteria, find how many there will be in five hours, one day, and one week.
The species of extremely rare, deep water fish, rarely has children. If there are 821 of this kind of fish and their growth rate is 2% every month, how many will there be in half of the year, in te
Population of Henderson City was 3,381,000 in 1994, and is increasing at the annual rate of 1.8%. If growth continues, find approximate population of Henderson City be in year of 2000?