The population of a city is expected to be 440000 in 20/20 this is a decline of 12% from 2010 to 2020 assuming discontinue what would the population of the city be in 2040 round the nearest ten thousand

i'm going to search it

step-by-step explanation:

the answers c

, and

for

step-by-step explanation:

we can analyze the pattern at which the terms increase. let us denote , , , so that we can call

note the following:

the pattern: to get the next term value, we just add the next term number (e.g. 1st, 2nd, to the previous term value (term values are the given numbers in the question, 1, 3, 6, 10, 15,

from , to get to , we add

from , to get to , we add

etc.

we need to form a recursive formula, a formula that has the next term as a function of the previous term. so a possible recursive formula can be

, and for

answer: it's d

step-by-step explanation: