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April 18, 2014

April 18, 2014

Posted by **christina** on Saturday, September 14, 2013 at 12:04am.

x= 1-t^2

y=t-2

-2 _<t _<2

known: -4 <(or=) y <(or =) 0

I got y= sq(x-1)+2

- MATH ASAP -
**Graham**, Saturday, September 14, 2013 at 5:12amClose.

Rearrange x = 1 - t^2:

t = ±√(1-x)

Substitute into: y = t - 2

y = -2 ± √(1-x)

--Alternatively--

Rearrange : y = t - 2

t = y + 2

Substitute into x = 1 - t^2

x = 1 - (y+2)^2

Thus:

x = -3 - 4y - y^2

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