My old account got deleted 2+2= fish or 4

Write the system of equations represented by the matrix. 0 1 2 4 -2 3 6 9 1 0 1 3

Trish receives $450 on the first of each month. josh receives $450 on the last day of each month. both trish and josh will receive payments for next four years. at a discount rate of 9.5 percent, what is the difference in the present value of these two sets of payments?

Which graph represents the parent function of y=(x+2)(x-2)