college alegebra
√3x-2+√2x+5+1=0 Could this square root problem be solved by using a graphing TI-84 Plus calculator? If so, will you please tell me how to do it. Thanks
Math
Skanda wants to tack four posters on the bulletin board.he will tack the four corners of each poster,overlapping the sides of each poster a little. What is the least number os tacks that skanda can use?
psy315
a psychologist at a mental hospital was asked to determine whether there was any clear difference in the length of stay of patients with different categories of diagnosis. looking at the last 4 patients in each of the 3 major categories , the results in terms of weeks and stay...
math
A Ford Focus goes about 2 meters down the road for each revolution of its tires, which, when new, have treads about 1 centimeter thick. If it goes 80,000 km (50,000 mi) before its tread is gone, find the average thickness of tire lost durin each revolution. Compare this thickn...
Physics
A roller coaster starts from rest at the top of a steep incline. As it falls, should its velocity depend on how many riders are aboard? Use net work= change in kinetic energy to prove your answer.
Physics
A golf ball, dropped from 2 meters above a floor, rebounds to a height of 1.6 meters. What percentage of its energy of motion is lost in the collision with the floor?
math
Tap A fills a tube with cold water in 6 minutes. Tap B fills a tube with hot water in 8 minutes. If water is flowing out from taps A and B at the same time, how long does it take to fill the tubes?
Math
2X+2=8-X The answer I got was X=3. Is this correct?
Math
Mr. Carpenter sent his wife to the store to buy 200 square feet (A) of carpet, but he forgot to tell her the length (L) and width (W) of the carpet (A=L*W). How many different sizes of carpet can she get and still have 200 square feet of carpet?
MATH
LOLITA KEPT $200 IN HER SAVINGS ACCOUNT FOR A YEAR. THE BANK PAYS 6 1\2% INTEREST PER YEAR. HOW MUCH INTEREST DID SHE RECEIVE AT THE END OF 1 YEAR
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