146k views
10 votes
Colletta decides to do a savings plan where she doubles the amount of money each day. Starting on day 1 she saves $1, on day 2 she saves $2, on day 3 she saves $4, on day 4 she saves $8 and so on.

a. Is the money saved a function of the number of days? Explain your reasoning.

b. Is the relationship linear? Explain your reasoning.

100 POINTS TO ANYONE WHO CAN ANSWER IT CORRECT

1 Answer

9 votes

Answer:

a. yes the money is a function the function is x = days

2^(x-1)

b. no its not it will go up by more and more every day a linear equation would mean it goes up by the same amount each day which it does not

Hope This Helps!!!

User Andrew Grothe
by
4.5k points