A utility bill shows that a household used ed d 2001 gallons of water in a 5 day period. What was the average amount of water us
2 answers:
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Answer:
Step-by-step explanation:
Standard form:
Vertex form:
(h, k) is the vertex
x is the coordinate of the vertex
To find x use the formula:
a=1
b=-2
c=-6
Substitute:
Substitute x in equation:
h=1
k=-7
Substitute h, and k into the vertex formula: