Discover Questions

I'm studying for a test and I have a question.
Which gases block the ozone layer of the earth? The rate of change of y with respect to t is proportional to 50 - y? If the events depicted in the movie Source Code are real, does this make the accumulated error of satellite GPS signals potentially HUGE? On a 5,500 dollars loan with 24.99 percent interest how much is your monthly payment for 4 years? The area of a circle is given by (pi k squared minus twelve pi k plus 36 pie) square inches. What is the radius of the circle?