1.2 solving equations by adding or subtracting ×-32=-18

Which of the functions graphed below has a removable discontinuity?

Find the domain and range of the following function f(x) = 51x - 21+ 4

Gia opened two savings accounts at two different banks. one account earns an annual 3.4% simple interest, and the other earns half as much. if she deposited $500 in each account, how much total interest will she have earned in 5 years? a. $34.00 b. $25.50 c. $51.00 d. $510.00