12/05/17

How do i use the energy equation to answer the question below?
A particle of mass m = 10kg moves along a straight line under the action of force F =λ/x4, where λ is some constant. A measurement shows that the particle passes the pointx = 1m with the velocity... more
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12/05/17

story problem
one hundred young trout are put in a fishing pond. three months later the owner estimates that about 65 trout are left. find an exponential formula and then use it to estimate how many trout are in... more
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12/04/17

average question for GRE
if the average of 11,17,15,28, and x is 19.6, what is the value of x?
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12/04/17

10% acid solution mix with 15% acid solution to get 12% acid solution
Professor wants to mix a solution containing 10% acid with one containing 15% acid to obtain a 20 ounce solution containing 12% acid. How many ounces of the 10% should the Professor use?
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12/04/17

The sermon on the mount gave the disciples a glimpse into the divinity of christ
true or false?  
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12/04/17

The sum of the squares of 3 consecutive integers is 194. What are the integers
The sum of the squares of three consecutive integers is 194. Find the integers using an algebraic method.
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12/04/17

Construct an exponential function in the form f(t) = y0 bt that describes the number of bacteria (in millions) after t hours.
6. A Petri dish containing an estimated 8.3 million bacteria is treated with an antibiotic. After four hours the number of bacteria has declined to an estimated 7.128 million.
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12/04/17

About how many dimes does she have ?
A dime weighs about 1/12 ounce. Jody has a pound (16 ounces) of dimes.About how many dimes does she have ?
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12/04/17

Find the general solution of the differential equation dy/dt=t^4.
Also find the solutions which satisfy y=1 when t=0 and y=0 when t=1 and sketch them on the same axes.
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12/04/17

Radius of the earth is about 6,400 kilometers. If a satellite is orbiting 700 kilometers above earth, find the distance that the satellite travels in orbit.
Preminiter 
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12/03/17

(-1,-3), (7,r) m=3/4 How do you find r?
How do you find the value of r so the line that passes through each pair of points has the given slope.
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12/03/17

A collection of 28 coins consists of quarters and nickels and has a total value of $4. How many coins of each kind are there?
Word problem
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12/03/17

a collection of 28 coins consists of quarters and nickels and has a total value of $4. how many of each coin are there?
I set up the equations right but didn't get an answer that equals $4
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12/03/17

Physics question please help!!
If a cart with a mass of 0.253kg has a spring attached to the end of it and gets pushed against a wall making the spring shorten by 1cm and exerts a force in which makes the cart go 0.5m in 1.028... more
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12/03/17

find the hydrogen ion concentration if the the pH equals 3.4
The pH of a solution ranges from 0 to 14. An acid has a pH less than 7. Pure water is neutral and has a pH of 7. The pH of a solution is given by pH equals negative log xpH=−logx where x represents... more
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12/03/17

A laboratory procedure calls for making 550.0 mL of a 1.6 M KNO3 solution.
How many KNO3 in grams is needed?
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12/02/17

Find t with the equation h=-2.7t^2+13.5t+14
American Astronauts working on a space station on the moon toss a ball into the air. The height of the ball is represented by the equation h=2.7t^2+13.5t+14, where t represents the number of... more
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12/02/17

Solve and show work please
log4 6 + log4 (x + 2) = 2
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12/02/17

There is a KE of 980, and mass of 40 kg. From that, what is the velocity?
 Please answer tonight (Dec. 2) by 6:30 EST. Thank You.
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12/02/17

how do i determine if a line pass through the origin
equation y=2x -1
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12/01/17

Water balloon is thrown upward from balcony so that height in feet above the ground is given by s= -16t^2 +24t +30
Water balloon is thrown upward from balcony so that height in feet above the ground is given by s= -16t^2 +24t +30 where t is the number of seconds since the balloon was released.  a.)when will... more
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12/01/17

what is the percentage increase when 260kg is increased to 300kg
corrected to two decimal points  
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12/01/17

The pilot of a​ hot-air balloon drops an object overboard at a height of​ 3,000 feet. The expression 1616tsquared2 represents the distance in feet that the obje
The pilot of a hot-air balloon drops an object overboard at a height of 3,000 feet. The expression 1616tsquared2 represents the distance in feet that the object falls in t seconds, until the object... more
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12/01/17

At that rate, about how long would it take you to drive 400 miles?
This question is very complicated. I need help because I am blind.
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12/01/17

Harriet jumped off a cliff into the ocean while vacationing with some friends
Harriet jumped off a cliff into the ocean while vacationing with some friends. Her height above the ocean in feet, hh, as a function of time in seconds, t, is given by the... more
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