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.
Expected delivery within 24 Hours
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Hi-Tech Inc. has several outdated computers that cost a total of $8,900 and could be sold as scrap for $2,300.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.
1930841
Questions Asked
3,689
Active Tutors
1415466
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Which of the following best describes the rationale of those public officials who are promoting the policy referenced in the title of the Texas Tribune article?
Problem: Political messaging and how a policy is framed to one's supporters and to the general public are important.
What are 2 or 3 advantages of conducting policy evaluations in criminal justice? What is the significance of policy research in policy evaluation?
What is society's goal for unions? To limit individual employees' bargaining power To ensure that workers have a voice in how they are treated
How can grassroots movements and community-led initiatives drive change in addressing environmental injustices, and what strategies have proven
The control model is based on strict authority and rigid rules. It emphasizes discipline, surveillance, and limited privileges for inmates.
Question: Which of the following statements illustrates the impact of the reform era (1900-1920) on US political parties?