Posted by Emma on Thursday, July 3, 2014 at 10:35pm.
The vertex of the graph of a quadratic function is (3, 1) and the yintercept is (0, 10). Which of the following is the equation of the function?

Algebra  Emma, Thursday, July 3, 2014 at 10:45pm
The choices are:
A.y=2x^212x+10
B. y=1/2x^2+3x11/2
C. y=x^26x+10
D. 2x^27x+4

Algebra  Steve, Friday, July 4, 2014 at 4:54am
y = a(x3)^2 + 1
10 = a(03)^2+1, so a = 1
Looks like (C) to me
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