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July 23, 2014

July 23, 2014

Posted by **josh** on Tuesday, October 16, 2012 at 6:30am.

Find the x intercepts

please show all working :)

- maths -
**Reiny**, Tuesday, October 16, 2012 at 9:23amy = -(x-2)^2 + 1

for the x-intercept, let y = 0

0= -(x-2)^2 + 1

(x-2)^2 = 1

x-2 = ± 1

x = 3 or x = 1

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