Answer:
Step-by-step explanation:
mean is found by adding the numbers and dividing the sum by the number while the median is the middle value of the list ordered in an ascending order
7x²=9+x
so
for
0=ax²+bx+c

so
7x²=9+x
mins 9 from both sides and minus x
7x²-1x-9=0
a=7
b=-1
c=-9


so the 4th one
Answer:
k=25/8
Step-by-step explanation:
In the attached file
Answer:
Unfortunately, you have not provided the graphs for us to choose from. Hence, we cannot help you. Please refine your question before posting next time.
Step-by-step explanation:
Answer:d
Step-by-step explanation: