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Stopping distance d (in ft) of the car going v mi/h is given by d= v+1.0v^2. As d= f(v), compute f(40), f(2v), and f(80) using both f(v) and f(2v).
From the point B, that is 60 feet closer to the building, angle of elevation is 20.2 degrees. Compute the height of the building.
Two tugboats which are 120 feet apart pull the barge. If length of one cable is 212 feet and length of other cable is 230 feet, determine angle formed by two cables.
To evaluate their height above ground, balloonists concurrently measure angle of depression to two consecutive mileposts on road on same side of balloon. Angles of depression are found to be 20! and
Angle of depression to bottom of pole is 14!, and angle of elevation to top of the pole is 18!. Determine her distance x from pole.
In one day stand sells 145 boxes of strawberries for the total of $1,115. How many boxes of every kind were sold?
Assume population of the town increased or decreased by given percentages. For every situation, determine annual percent change of population.
Distinguish following function two methods, first multiply out brackets and distinguish, and second use product rule, then multiply out brackets. Check that you get same result both times.
Determine the equation which explains position of point P above its res position as the function of time. Take t=0 to be instant that string is released.
Variable star has the average radius of 20 million miles and changes by the maximum of 1.5 million miles from average during single pulsation. Determine the equation which explains radius of this st
Mass is released at time t=0 and permitted to oscillate if mass returns to the position after 1 s determine equation which explains its motion.
In the predator/prey model predator population is modeled by given function. Determine length of time between successive periods of maximum population?
Determine the mole percent of each component when a mixture of 10 mL of benzene (MW=78.11 g/mol, d=0.88 g/mL) and 50mL of p-xylene (MW=106.17 g/mol, d=0.86 g/mL) is distilled.
Explain how many will you need for 1 days treatment? The physician has order 1.0 g of tetracycline to be given every 6hours to a patient. If your stock on hand is 500mg tablets.
Determine the entropy change of the gas, when it is heated to55°C at 25°C, Ar gas is sealed in a12.8 L rigid container at 1.00 atm.
Determine the number of grams SO2 would be produced by burning 7.43 kg of bituminous coal that is 5.15% sulfur by mass? Suppose that all of the sulfur is converted to SO2.
At 25 C a given substance is a white solid. It melts at 50 C without decomposing, and the mely conducts an electric current then explain the classification of the substance, based on this i
Determine how much energy must be supplied to 100 g of lead to increase its temperature by 10 degrees Celsius when the molar heat capacity of lead is 26.44 J/K mol.
When the Metal hydrides react with water to form the hydrogen gas as shown for Sr,Determine the mass of hydrogen gas that can be organized from 47.7 g SrH2 and excess water.
Explain the maximum radius of an atom that will just fit into the tetrahedral site in face-centered cubic Nickel? Discuss in details.
Determine the number of singles covalent bonds do you expect one silicon atom to form? Explain the geometric shape will the compound SiHx have?
The rate of the reaction is first order in each reactant. At the 28degrees C the rate constant for the disappearance of H2S which is having 3.5 x 10-2M-1s-1.
Determine the Standard free energy change ΔG when the equilibrium constant for the conversion of 3pg to 2pg is .165.in human blood cells, 3pg is at a concentration of 61uM and 2pg is at a con
Upon reaching The Flatts, 5 entrepreneurs thought that they had found red rock and highest hill in vicinity, but "tallest palm tree". Find plan to locate position of the lost palm tree.
The minute hand of the clock extends out to edge of clock's face, that is circle of radius 2 inches. What area minute had sweeps out between 9:05 and 9:25?