Question

For this graph, mark the statements that are true.
(will be attached in a sec)

a.The domain is the set of all real numbers.

b. The range is the set of all real numbers.

c. The domain is the set of all real numbers greater than or equal to zero.

d. The range is the set of all real numbers greater than or equal to zero.

***choose all that apply.
MY answer: A and D
Please explain!! Thanks!!

Answer 1

Hi! thanks for coming! do you understand this?

Answer 2

the range is all the x values you could use in the equation

Answer 3

so are my answers correct? since domain is the set of all real numbers yes??

Answer 4

the range is all the possible y-values you can get (ie all the possible heights of the parabola above the x axis

Answer 5

oh yeah A,D are right like you say

Answer 6

really?!!?? 100% sure they are A and D? :)

Answer 7

and nothing else? @UnkleRhaukus :)

Answer 8

A and D only,
B, and C are not correct

Answer 9

Great!! Thank you soooo much for your help!!! ARe you really good at math?? @UnkleRhaukus

Answer 10

why do you ask,?

Answer 11

I have one or two more questions... do you think u can help?

Answer 12

ill try for sure

Answer 13

great! thanks!! i'll post them in a bit and message u the link :) @UnkleRhaukus