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December 20, 2014

December 20, 2014

Posted by **Kon** on Tuesday, October 25, 2011 at 9:39am.

(a)what isthe value of the constant h?

(b)find the values of the constants a and k,and write down the quadratic function.

- Maths -
**Steve**, Tuesday, October 25, 2011 at 10:30amIf its axis of symmetry is x=2, then h=2

7 = a + k

11 = 4a + k

3a = 4

a = 4/3

k = 17/3

y = 4/3(x-2)^2 + 17/3

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