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

1. ksaimouli

0 to infinite

2. anonymous

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

3. ksaimouli

$(0,\infty)$

4. anonymous

5. ksaimouli

$(-\infty,\infty)$

6. anonymous

$x \epsilon R$

7. anonymous

?

8. anonymous

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.

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