Question

identify the domain and range for the graph of
y = −2x2 − 12x − 7.

Answer 1

The domain is easier since parabolas go forever to the left and right. The domain is

(-infinity, infinity)

or

all real numbers

Answer 2

\[x \epsilon \mathbb{R}\]

Answer 3

I got this: Domain: All real numbers; Range: y <= 11

Answer 4

find the y-value of the vertex

Answer 5

I got confused, my mind went blank, but that was the answer i think.

Answer 6

hihi , you got the ans..its correct

Answer 7

The domain of any "polynomial" function is all real numbers....

Answer 8

are you sure?

Answer 9

yup

Answer 10

thx guys