Maya is solving the quadratic equation by completing the square. 4x2 + 16x + 3 = 0 What should Maya do first?

What is not true about kl and mn? what is mn? (show your work)

The random variable x represents the number of phone calls an author receives in a day, and it has a poisson distribution with a mean of 8.7 calls. what are the possible values of x

Two airplanes start at the same place and travel in opposite directions,one at 395 miles per hour and the other at 422 miles per hour. how many hours will it take for the planes to be 2451 miles apart?