Given the sequence in the table below, determine the sigma notation of the sum for term 4 through term 15.

n an
1 4
2 −12
3 36

Brook states that the distance on the line is 4 units. caleb states that the whole line does not have a distance because it continues on forever. vivian states that the line is 6 units long. which distance did brook measure? which distance did vivian measure?

Use the quadratic function to predict f(x) if x equals 8. f(x) = 25x2 − 28x + 585

Which shaded region is the solution to the system of inequalities? y y[tex]\geq[/tex]-x+1