Answer:
The vertex (h,k) is (-4,-7).
Step-by-step explanation:
I assume you are looking for the vertex
.
The vertex form of a quadratic is
where the vertex is (h,k) and a tells us if the parabola is open down (if a<0) or up (if a>0). a also tells us if it is stretched or compressed.
Anyways if you compare
to
, you should see that
.
So the vertex (h,k) is (-4,-7).
Answer:
r=9
Step-by-step explanation:
13r=117
r=117/13
r=9
Answer:
3+4+5+11= 56
Step-by-step explanation:
5/4
as 1.00/0.80 = 100/80
and then when you simplify it the answer would be 4/5.
Answer:
<u>B</u>
Step-by-step explanation:
If a population is the entire school faculty, a sample of the population could be math teachers.
Always remember a sample is a part of the larger group.