Given the following data points, calculate the curve of best fit. Show all steps. х
-2
y
21
8.6
-1
1
1
1
2
3
5
4
14.3

Which of those sequences is a geometric sequence

Apack of gum would be considered a(n) necessity luxury item small ticket item unaccountable expense

Consider this expression and the steps to evaluate it. 4^5(−2)^9/4^8(−2)^3 1. apply the quotient of powers:      (−2)^a/4^b 2. evaluate powers:           c/d select the value of each variable. a = _ b = _ c = _ d = _