Ask
your own question, for FREE!

Mathematics

OpenStudy (anonymous):

how do I find the domain of a square-root function?

8 years ago
myininaya (myininaya):

if is in the numerator you want the inside to be bigger than or equal to zero if the is in the denominator you want the inside to be bigger than zero

8 years ago
OpenStudy (anonymous):

What is the function specifically? There are multiple ways for different functions.

8 years ago
myininaya (myininaya):

f(x)=sqrt{x+1} domain is given by x+1>=0 g(x)=1/sqrt{x+1} domain is given by x+1>0

8 years ago
OpenStudy (anonymous):

\[y=\sqrt{x+6}\]

8 years ago
OpenStudy (anonymous):

well because the inside of the radical cannot be a negative, x goes from -6 to infinite, because I do not see any other restrictions

8 years ago
myininaya (myininaya):

you find domain by doing x+6>=0

8 years ago
OpenStudy (anonymous):

then I subtract 6 from both sides?

8 years ago
myininaya (myininaya):

yes and you will get x>=-6 which is what quantabee said

8 years ago
OpenStudy (anonymous):

Ok Thank you!

8 years ago
Can't find your answer?
Make a FREE account and ask your own question, OR you can help others and earn volunteer hours!

Latest Questions

katwhirles:
A diagram of the human central nervous system is shown below. Which of the following best describes the function of the human nervous system? A.

4 hours ago
50 Replies
3 Medals

katwhirles:
Susan and Jane are playing catch with a basketball. Jane catches the ball and throws it back to Susan.

4 hours ago
8 Replies
1 Medal

katwhirles:
Which statement best explains why sensors (or senses) are necessary to produce a change in behavior? A.

4 hours ago
18 Replies
3 Medals

NAGC:
Wanting to know more about the people on this beautiful site!!!

6 hours ago
2 Replies
0 Medals

katwhirles:
When a hot surface is touched, receptors in the hand send a signal to the nervous system.

6 hours ago
22 Replies
4 Medals

katwhirles:
William loves croissants. One day, when he came back from school, he found that the kitchen was filled with the smell of some fresh croissants that his moth

6 hours ago
8 Replies
2 Medals