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A particle moves along the x-axis so that at any time t, measured in seconds, its position is given by s(t) = 5cos(t) − sin(3t), measured in feet. What is the acceleration of the particle at time t = π
answered Sep 17, 2018
6 votes
22.3k views
8 laps around the track makes 1 mile. How many laps will you need to run for 3/8 of a mile?
answered Apr 18, 2018
1 vote
48.6k views
A hypotenuse of a right triangle is 52 in. One leg of the triangle is 8in. more than twice the length of the other. What is the perimeter of the triangle?
answered Apr 9, 2018
2 votes
217k views
In the number 7725 which place contain digits where one digit is ten times as great as the other
answered Nov 12, 2017
3 votes
178k views
Describe what endurance training is and explain in detail the Four components of endurance training
answered Oct 1, 2017
5 votes
34.4k views
Which energy changes in the enthalpy of solution are endothermic, and which are exothermic?
answered Mar 20, 2017
4 votes
214k views
Sarah and her 4 friends share some cookies. If each person gets 3 cookies, how many cookies were shared? Write a mathematical equation that represents this situation.
answered Jan 11, 2017
3 votes
96.7k views
In 1775,the population of the colonies included about. African slaves
answered Oct 13, 2016
4 votes
25.3k views
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