Can you help me with this, please? It's due for the 10th of March, 2021. I just a bit of guidance, and the first 2 questions would be fine, if that's OK with you?

Which statement about the annual percentage rate (apr) is not true?

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

Aaron invested a total of $4,100, some in an account earning 8% simple interest, and the rest in an account earning 5% simple interest. how much did he invest in each account if after one year he earned $211 in interest? select one: a. $200 at 8%, $3,900 at 5% b. $3,200 at 8%, $900 at 5% c. $900 at 8%, $3,200 at 5% d. $3,900 at 8%, $200 at 5%