#3. Marie deposited $4000 in a savings account that earns 5.5% interest compounded annually How much money will she have in the account after 10 years? Do NOT enter a $ in your final answer y = a (1 + r)"

Any is very appreciated! (picture is provided below)not sure how to do this at all won't lie

Describe the 2 algebraic methods you can use to find the zeros of the function f(t)=-16t^2+400.

Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.