Simplify

4/a-a/4

a. 16-a^2/4a
b. 4-a/4a
c. 4-a/a
d. -1

The graph shown below expresses a radical function that can be written in the form f(x)=a(x+k)1/n+c what does the graph tell you about the value of n in this function

It says factor each expression 49x-28?

Pepe and leo deposits money into their savings account at the end of the month the table shows the account balances. if there pattern of savings continue and neither earns interest nor withdraw any of the money , how will the balance compare after a very long time ?