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Determine the equation for hyperbola which has vertices (0, -12) and (0, 12) and passes through point (-5, 18). Equation for the hyperbola?
Iif latitude of Rio de Laguna is 20oS and latitude of Punkin Flats is 65oS, find distance (as crow flies) between cities in kilometers, correct to nearest whole kilometer?
The wind turbine with blades whose tips are 30 meters from center of rotor shaft is turning at the rate of 40 rpm. Then linear speed of the blade tip will be, in meters per second, correct to 2 dec
If cylindrical part of tank is 50 feet long and tank's volume is 9504p cubic feet, determine common radius of cylinder and hemispheres.
Describe clearly and briefly what "95% confidence" means. Is study good evidence that needing values affirmation training of all female students would greatly decrease gender gap in scores on scienc
Analyze distribution of data. What feature of distribution throws doubt on validity of statistical inference? Plot percents against year.
Assume that it takes someone 17 minutes to get to school when average speed of car is 40 miles per hour. Determine time it takes for someone to get to school when average speed is 19 miles per hour.
Two people begin jogging at same time in straight paths but in opposite directions. One person jogs at 9 mph and other person jogs at 3 mph. Find time when they will be 3.6 miles apart?
Create the stemplot of times. Distribution is roughly symmetric and single-peaked, so distribution of must be close to Normal. Assume that standard deviation 15 minutes is not changed by odor.
Is there important evidence at = 0.10 level against hypothesis that mean is 32,500 pounds for two-sided alternative?
Suppose that probability distribution of lifetimes of participants is approximately the normal distribution with mean of 71 years and standard deviation of 3.5 years. What proportion of plan partici
Before date of trip, 8 more people joined tour decreasing price by $6 per person. Determine original number of tourists in group and original price per person.
Additionally, first prime minus sum's ones digit equals twice sum's tens digit. Last prime minus sum's ones digit equals twice first prime. Sum's ones digit is 1. Determine these three primes?
A biconvex lens consists of a focal length of 12cm. A 4cm tall candle is positioned 18cm in front of the lens. Determine the characteristics of the image. Employ the diagram and the lens equation.
Determine the speed of a satellite moving around the earth in a circular orbit which consists of a radius equivalent to four times the earth's radius of 6.38 x 106 m.
i) Determine the wavelength of the sound. ii) Draw the standing wave for the air displacement in front of rock face and find where Grizelda should sit in order to be at node.
A baseball having mass 500 grams is thrown down from bridge 180m above the water having initial velocity of 12 m/s i) Determine the velocity when it strikes the water?
At $6/pound, red snapper alone brings in $1500. How many pounds of every fish does fisherman catches and find price per pound of each?
A car is traveling 80 mi/hr, when the diameter of the wheels are 80 cm i) Determine the angular speed of the wheels?
The high speed industrial drill having diameter of 98 cm builds up at 5.85hp at 1900 Rpm. What torque and force is exerted to the drill bit?
i) Determine what force should be exerted to the small piston when a weight if 1650 lb is to be lifted? ii) Determine the mechanical benefit of the hydraulic jack?
Due to market demand, farmer will grow twice as much wheat as corn. He has assigned $63,750 for total cost of growing all crops. How many acres of every crop must he plant?
Find maximum area of the square with side s tilted, inscirbed in the square with side 1 hint from book(use pythagorean theorem- 4 congruent triangles are made with sides 1-t and t and hypo. s)
The ship leaves port and travels due east 15 nautical miles, then varies course to N 20 degrees W and travels 40 more nautical miles. Determine bearing and distance to port of departure.
Determine value(s) of t, if any, when two countries have same population. When is population of Ecalpon double that of Erehwon?