Typically if it is a linear function then it doesn't matter. However if it is a quadratic, cubic, and so on and so forth....(

) you may want to used the distance formula if you are not given any other points (with the exception of the vertex, asymptote or roots... etc).
Answer:
the answer is B. 8
Step-by-step explanation:
just look at the graph and see where the line touches the x axis, that's the zero
Answer: X= 3^-1
X= -0.75
Step-by-step explanation:
Answer:
you ended up having = 1/n^3[1^2+2^2+3^2...(n-1)^2]
hope this helps :')
To find the mean (average), u add up all the numbers, then divide by how many numbers there are.
(200 + 150 + 325 + 100 + 75) / 5 = 850/5 = 170 <== the mean