## burhan101 Group Title What would be the range of this ? http://www.wolframalpha.com/input/?i=y%3D%28x%2B4%29%5E2&lk=4&num=1 one year ago one year ago

1. ksaimouli Group Title

0 to infinite

2. burhan101 Group Title

how would i put that in terms of like R { ..

3. ksaimouli Group Title

$(0,\infty)$

4. burhan101 Group Title

5. ksaimouli Group Title

$(-\infty,\infty)$

6. burhan101 Group Title

$x \epsilon R$

7. burhan101 Group Title

?

8. estudier Group Title

U may use the notation that u prefer (if some notation has not been stipulated). So x in R is just as good as (inf,inf) (I prefer the former, myself) Range R >= 0 does just as well as (0,inf) The thing is to be clear.