Given the points a (3,2) and b (-21,0) determine:

a. the slope of line ab
b. the length of ab
c. the midpoint of ab
d. an equation of ab

Pelle's sister is three years older than pelle the father is 5 times as old as pelle the mother was 28 when the sister was born altogether they are 98 years old how old is pelle?

Proceed as in example 3 in section 6.1 to rewrite the given expression using a single power series whose general term involves xk. ∞ n(n − 1)cnxn − 2 n = 2 − 4 ∞ ncnxn n = 1 + ∞ cnxn n = 0

In a graph with several intervals o data how does a constant interval appear? what type of scenario produces a constant interval?