SOLUTION: Find the range of
f(x) = −x2 − 6x − 7.
Algebra.Com
Question 1130541: Find the range of
f(x) = −x2 − 6x − 7.
Answer by MathLover1(20849) (Show Source): You can put this solution on YOUR website!
here you have parabola that opens downward; so, it has a maximum at vertex
range will be all below coordinate of the vertex
write your equation in vertex form:
=> => coordinate of the vertex
then, range is:
{ element : }
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