Discover Questions

Is it possible to find a confidence level given the confidence interval? Select 5 songs from a list of 14. How many lineups are possible? Evaluate the definite integrals
cos^2(3x)dx when you have -pi/6 on the top of the integral sign and 0 on the bottom? If an animal has four legs then it is an animal? What are the values of a and b suchthat the following is true
lim x→0 (a-cos(bx))/(x^2)=2
a=?
b=+-?