Consider the function . f(x)=9-x^2/x^2-4

For which intervals is f(x) positive? Check all that apply.

(–∞, –3)
(–3, –2)
(–2, 2)
(2, 3)
(∞, 3)

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?

100 points, hi, i’m not sure what to do here, the data doesn’t seem to be quadratic .? can anyone me, in advance

Simplify 15(x - 4)(x -1)-3(x + 4)(x - 1) with steps