AP US History
One of the ironies of World War I was that in a war 'to make the world safe for democracy,' the government attacked the civil liberties that make democracy possible.
Math
Each fence section has a post at each end. How many posts are needed to build a fence with 10 sections? Is it 8, 11, 10 or 9 posts ?? Please explain to really want to understand this!!
Probability
Roberto has 10 different colored sheets of paper and 3 different colored envelopes. How many different letters can he make consisting of one colored sheet of paper and one colored envelope??? Please explain!
alg 1 college
thx you steve
alg 1 college
can you guys please help me wwith a math problem, its asking to solve this equatoion, sqare root5x-4=3x-18. to fkire off first 5x-4= 3x-18 squared. foil thatand you are looking AT 9x squared -54x -54x+324/ add the -54 to 108x.then shoot the 5x to to the 108x and subbtract 5x t...
statistics
A company markets educational software products, and is ready to place three new products on the market. Past experience has shown that for this particular software, the chance of "success" is 80%. Assume that the probability of success is independent for each produc...
Physics
A 90 kg mover climbs a ladder to a height of 8 m in 32 s. Find the power rating of the mover. I solved by using P= mgh/t and came up with 220.5 watts. Is this correct or am I suppose to use P=w/t and not use gravity in the equation?
physics
A 90 kg mover climbs a ladder to a height of 8 m in 32 s. Find the power ratingof the mover. I solved by using P= mgh/t and came up with 220.5 watts. Is this correct or am I suppose to use P=w/t?
physics
A 500g ball is dropped into a well that is 10m deep. A)What is the ball's potential energy before it is dropped? Take the bottom of the well to be at zero height. I solved by using PE=mgh and came up with 49J. B) What are the kinetic energy and potential energy when it has...
Physics
A 500g ball is dropped into a well that is 10m deep. A)What is the ball's potential energy before it is dropped? Take the bottom of the well to be at zero height. I solved by using PE=mgh and came up with 49J. B) What are the kinetic energy and potential energy when it has...
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