The graph of which function is decreasing over the interval (–4, ∞)?
2 answers:
Answer:
b
Step-by-step explanation:
hope this helps
Ok, logic
all of them are parabolas
1st and 3rd are opening up, so they defenitely increase, so no
decraseing
the vertex hs to be be at x=-4
y=a(x-h)^2+k
h has to be -4
y=a(x+4)^2+k
the answer is 2nd one or f(x)=-(x+4)^2+4
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3) .25 or 1/4
4) 1.25 or 5/4
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it's B because the input is put together in only one output.
Answer:
$308, $294, large
Step-by-step explanation:
294 is less than 308, so the large is the better deal
Through settlement houses, political machines, and ethnic communities.
