Which sequence matches the recursive formula?

an = 2an-1 + 5, where a1 = 5

a)
5, 10, 15, 20,

b)
5, 15, 35, 75,

c)
5, 15, 25, 35,

d)
5, 20, 35, 50,

Find the sum of the measure of the interior angles of a polygon of 9 sides ; of 32 sides

How do you determine whether a relationship represented as as graph is linear or nonlinear

Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form:    science fiction books to history books 2. write the ratios as fractions:    dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.