Does the residual plot show that the line of best fit is appropriate for the data?
(a)yes, the points are rising.
(b)yes, the points are all above the x-axis.
(c)no, it follows a pattern.
(d)no, the points are falling.
(answer is c)

problem:

f(x) = - 2/3x + 5; f(5/2)

substitute 5/2 in for x:

f(5/2) = -2/3(5/2) + 5

simplify the right side:

f(5/2) = -5/3 + 5

f(5/2) = 10/3

f(5/2) = 10/3

i hope this !

c

step-by-step explanation:

i think because what else can be a sample of every member

the answer is 99.