hmm my last one i promise lol checking this one y= square root of 4-x^2

Question

liizzyliizz · Answer

domain and range * lol opps.

dumbcow · Answer

inside of sqrt must be greater than 0 4-x^2 > 0 4 > x^2 -2 < x < 2

dumbcow · Answer

thats domain, oh those should be equal as well

dumbcow · Answer

for range
if x^2 = 4 --> y = 0
if x^2 =0  --> y = 2

liizzyliizz · Answer

yeah so im trying to write them in interval as u may have noticed lol. uhh making sure i have this write how would it look like?

dumbcow · Answer

ok
domain : [-2,2]
range: [0,2]

liizzyliizz · Answer

hah ohh, idky im so silly, im looking at this graphy clearly seeing that it isnt continous, but was stll expecting an infinity sign silly me. im sorry for the trouble haha. But you have saved me. thank you so much!

dumbcow · Answer

no problem

liizzyliizz · Answer

good night :)