On wet, level pavement, the stopping distance, d in feet, for a car traveling at x miles per hours can be estimated by d(x)=1/9 x2+10/3. Use the function to approximate the speed of the car...
On wet, level pavement, the stopping distance, d in feet, for a car traveling at x miles per hours can be estimated by d(x)=1/9 x2+10/3. Use the function to approximate the speed of the car...
Solve by substitution 4x+3y=14 -8x-6y=-28
An airplane flies 720 miles with the wind. In the same amount of time, it can fly 630 miles against the wind. The speed of the plane is still air is 225 mph. Find the speed of the wind Write...
Carol can weed a garden in 2 hours. Jen can weed the same garden in 5 hours. How long will it take them to weed the garden working together?
Suppose the molarity of Allura Red in your stock solution is 0.00019 M and you take 5.00 mL of this solution, place it into a 100.00 mL volumetric flask and fill it to the mark with distilled water...
Another bank offers a checking account with no monthly fee, but every transaction costs $.36. How many transactions would you have to make for the first bank to be less expensive than the second...
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Pre algebra
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The time between failures of a machine has an exponential distribution with parameter λ . Suppose that the prior distribution for λ is exponential with mean 100 hours. Two machines are observed,...
A rocket generates a net force (F) of 2,050,000 newtons, and the rocket’s mass (m) is 40,000 kilograms. Use the formula F = ma to find the acceleration (a) achieved. a.) 51.25 meter/second^2 b...
i have homework in college and math word problems re not my strongest thing.
Demand equation: p=840-12q supply equation: p=7q2+2q
What is the answer to this? Passes through (-9,2), parallel to y=-2/3x+1
The You’ve Gotta Be Shipping-Me Company has a ship with two cargo holds, one at the bow and one at the stern. The bow cargo hold has a weight capacity of 70,000 kilograms and a volume capacity of...
From a thin rectangular piece of cardboard 8 inches on a side, small squares are cut out of the corners. The sides are then folded up to form a box. What size squares should be cut out to maximize...
A 12 decease is 20% of the base value of
(a) h(x)= 3f(x) (b) h(x)= -2g(x) (c) h(x)= 2f(x) +5 (d) h(x)= -g(x) -1 (e) h(x)= 2f(x) +3g(x)
Tito Sanchez receives a weekly salary of $400 at Anderson Appliances. He also receives a 6% commission on the total dollar amount of all sales he makes. What must his total sales be in a week if he...
Two students, Cindy and Bobby, have a disagreement about surface area and volume for a box. Cindy says that two different boxes that have the same volume might have different surface areas. Bobby...