Determine the velocity and the acceleration at given time
The motion of a particle is defined by the equation x=4t^3 - 5t^2 +5t and y=5t^2-15t, where x and y are expressed in millimeters, and t is expressed in seconds. Determine the velocity and the acceleration when (a)t=1s, (b)t=2s.
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Students in Jane Smiths math class took the Scholastic Aptitude Test. Five of the students were randomly selected. Their math scores are as follows: 552, 593, 358,352, 537. Find the mean score. Do not round your answer
A) What is the wavelength of the fundamental harmonic for standing waves in this shower? ( in meters)
Hi-Tech Inc. has several outdated computers that cost a total of $8,900 and could be sold as scrap for $2,300. They could be updated for an additional $1,200.
The car starts from rest, moves in a straight line, and has a speed of 23.0m/s when it reaches the end of the ramp, which has length 124m. What is the acceleration of the car?
The motion of a particle is defined by the equation x=4t^3 - 5t^2 +5t and y=5t^2-15t, where x and y are expressed in millimeters, and t is expressed in seconds.
Five students were randomly selected from a large university. The ACT scores for these students were 23, 12, 27, 32, and 26. Find the standard deviation for this sample data set.
Library Resources Company uses activity-based costing. The company produces soft and hard-cover books. The estimated costs and expected activity for each of the activity pools follow:
The balance sheet for Bearing Industries Inc. at the end of the current fiscal year indicated the following:Income before income tax was $1,000,000, and income taxes were $150,000.
Rockwell Company owns a single restaurant which has a cantina primarily used to seat patrons while they wait on their tables. The company is considering eliminating the cantina and adding more dining tables.
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