Step-by-step explanation:
t=d/r
......................
<span>x^2-7x+10=28
</span><span>x^2 - 7x - 18 = 0
(x - 9)(x + 2) = 0
x - 9 =0; x = 9
</span>x +2 =0; x = -2
answer
x = 9 , x = -2
To find the domain of a function you have to find all the possible input values.
<span>x>=2
https://www.youtube.com/watch?v=wJbQHTNZbHQ
X=2
</span>
Mean = (Sum of values)/(Number of values)

Range = Highest Value - Lowest Value