Question

. The number of houses in a town has been growing according to the recursive rule
Pn=Pn-1 + 30, with initial population P0=200.
a. Calculate P1 and P2
b. Find an explicit formula for Pn
c. Use your formula to predict the number of houses in 10 years
d. When will the number of houses reach 400 houses?

Answer 1

using given details you get

P_1 = P_(1-1) +30 = P_0 +30 = ?

hope this will help you begin the calcules