Question

Identify the domain and range of the function y=-0.25x^2

Answer 1

you can square anything

Answer 2

?

Answer 3

you know what "domain" means?
"no" is a fine answer, just asking

Answer 4

not really :P

Answer 5

possible values of x, the input

Answer 6

so when i said "you can square any number" that means the domain is assumed to be all real numbers

Answer 7

ohh
what about the range?

Answer 8

that is the possible outputs

Answer 9

since \(x^2\) is never negative , you know \(x^2\geq 0\) always
that means \(-x^2\leq 0\) and that is your range \(y\leq 0\)

Answer 10

oh ok thank you

Answer 11

yw