Evaluate the given expression. 5 P 2

Rewrite the hyperbolic equation 4y^2 -9x^2 +54x-8y-113=0

Let the mean of the population be 38 instances of from 6" - 9" hatchings per nest, and let the standard deviation of the mean be 3. what sample mean would have a confidence level of 95% or a 2.5% margin of error?

What is the ratio of the length of an object in yards to the length of the same object in miles?