Math values
The value of cos^-1(-(sqrt3)/2) is what?
Math
Lee has two tests to study for: Chemistry and French. She plans to study for up to 13h in total. She will spend at least 4 hours studying Chemistry and up to 6 hours studying French. Let x represent the number of hours she will spend studying Chemistry, and y the number of hou...
Healthcare Management
What are the most important functions of health information management? (thank you in advance for your help)
Physics
A satellite has an orbit with pedigree 175 km and apogee 181,200 km. What is the period of the orbit? >>I'm not sure what the associated equation is. I tried the problem using the average radius in the period equation but it didn't work. Please help!
Math
How many different functions are there from a set with 10 elements to sets with the following numbers of elements? a) 2 b) 3 c) 4 d) 5
Math
How many different functions are there from a set with 10 elements to sets with the following numbers of elements? a) 2 b) 3 c) 4 d) 5
physics
A car engine accelerates at a constant rate from 170 rpm to 3050 rpm in 7 seconds. I have found that at t=0, the angular velocity (omega)=17.8 rad/s, the angular acceleration (alpha)= 43.1 rad/s^2, the tangential acceleration = 7.76 m/s^2, and the centripetal acceleration is 5...
Pre-calculus
Given the following values for f(t): t : f(t) 3 : -7 6 : 6 9 : 19 12 : 6 15 : -7 18 : 6 a) What is the period, frequency, midline, amplitude, maximum, and minimum? b)Find a possible formula for f(t) c)Find the domain and range of f(t) d)Find a formula for an inverse function o...
college earth science and astronomy
Thank you very much bobpursley! This has been quite the challenge to learn without the benefit of a teacher. I want to run my answers past and see if I have calculated correctly. energy= 250 * 2.5 = 625 Calories Then solar energy flux will be 250 *2.5 (625) / 63.6 * 10 (636) c...
college earth science and astronomy
This isn't homework as much as I am trying to learn this on my own. I am trying to perform an experiment on solar power. I measured and recorded the volume (V= 250 mL) and mass (M= 250 g) of water in a cup. I then recorded the initial temperature(32 degrees celcius) of the...
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