Question

hi i have an urgent math problem, find the domain and range of the function, y=-5/81x^2+20 use x for domain and y for range, thanks

Answer 1

First all, you mean (-5/81)x^2+20=y?

Answer 2

yes the -5 is over the 81x^2+20=y

Answer 3

\(y=\dfrac{-5}{81x^2+20}\)?

Answer 4

You want the domain and range right? Do you know what a domain and a range is?

Answer 5

to nbouscal: that is correct but the +20 is not under the vaculum bar