Which equation is y = 9×2 + 9x – 1 rewritten in vertex form?
July 21st, 2021
Expert Answer
In vertex form, the equation need be transformed as , for instance a function of x
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Which equation is y = 9×2 + 9x – 1 rewritten in vertex form?
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f(x) =(a-h)^2+k , the parabola’s vertex is given by the (h,k),
y=9x^2+9x-1,
y=9(x^2+x)-1, we need to find the roots of the equation in the brackets, that is, (x^2+x),
y=9((x+1/2) ^2 -9/4-1
y=9(x+1/2) ^2-13/4 , the vertex form of the equation