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Mathematics 7 Online
eviant:

Math help

eviant:

1 attachment
eviant:

I graphed and got (0,-3)?

silvernight269:

Well, ik for sure that C and D wont work.

eviant:

@Vocaloid

eviant:

@Shadow

Zepdrix:

I would recommend doing the graphing and picking the point separately. Plug each point into the function to see which one works. \(\large\rm y=\sqrt{x+1}-4\) (1,4) \(\large\rm 4=\sqrt{1+1}-4\) \(\large\rm 4=\sqrt2-4\) Hmm first option doesn't work out.

Zepdrix:

(0,4) \(\large\rm 4=\sqrt{0+1}-4\) \(\large\rm 4=1-4\) Hmm this one doesn't work out either.

Zepdrix:

(-2,3) \(\large\rm 3=\sqrt{-2+1}-4\) \(\large\rm 3=\sqrt{-1}-4\) sqrt(-1) is not a real number, this one isn't working either. I guess that leaves the last option, ya? :D

Zepdrix:

(-1,-4) \(\large\rm -4=\sqrt{-1+1}-4\) \(\large\rm -4=\sqrt0-4\) \(\large\rm -4=-4\) Yay

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