Exponential growth have the same second difference in each terms, unlike a linear growth the first difference is the same. In this problem the 2nd difference common to them is 5.
month #1
80
month # 2
80 + 20= 100
Month #3
100 25=125
month #4
125+30=155
month #5
155+35=185
month#6
185+40=225
month #7
225+45=315
month #78
315 + 50 =365
Answer:
the anser is agugest then 6
Step-by-step explanation:
look at the gragh
Month Number of Books Month Number of Books
January 14 July 6
February 8 August 19
March 16 September 12
April 14 October 10
May 8 November 7
June 7 December 9
see she got most books in agust and all the mothes that she had book numbers belo ten was 6
