SOLUTION: y = − x^2 − 8 x − 14
Find the coordinates of the vertex
these intercepts occur at?
x=
x=
Thanks
Algebra.Com
Question 948104: y = − x^2 − 8 x − 14
Find the coordinates of the vertex
these intercepts occur at?
x=
x=
Thanks
Answer by MathLover1(20849) (Show Source): You can put this solution on YOUR website!
The vertex form of a parabola's equation is generally expressed as:
where (,) is the vertex
so, write your equation in vertex form:
...complete square
(,) is the vertex
intercepts:
...multiply by ...use quadratic formula
solutions:
or
so, x-intercepts are at:
(,)
and
(,)
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