Mathematics, 08.11.2019 06:31 missfuture2020p5umxt
A4.2 kg object hangs at one end of a rope that is attached to a support on a railroad boxcar. when the car accelerates to the right, the rope makes an angle of 28â—¦ with the vertical the acceleration of gravity is 9.8 m/s 2 . a 4.2 kg 28 â—¦ find the acceleration of the car.
Answers: 1
Mathematics, 21.06.2019 13:30
One expression below in undefined, and the other expression has a well defined value. which expression is undefined and explain why it has no value. which expression is defined? what is the value of that expression and how do you know? what is a different expression using a trig inverse function that is also undefined?
Answers: 1
Mathematics, 21.06.2019 16:50
Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?
Answers: 3
Mathematics, 21.06.2019 21:30
Lizette is training for a marathon. at 7: 00 she left her house and ran until 8: 30, then she walked until 11: 30. she covered a total distance of 18 miles. her running speed was six miles per hour faster than her walking speed. find her running and walking speeds in miles per hour.
Answers: 2
Mathematics, 21.06.2019 22:00
1. how do you convert the repeating, nonterminating decimal 0. to a fraction? explain the process as you solve the problem.
Answers: 2
A4.2 kg object hangs at one end of a rope that is attached to a support on a railroad boxcar. when t...
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