A given atom of an element is
represented as 27 over 13 z​

Taber invested money in an account where interest is compounded every year. he made no withdrawals or deposits. the function a(t)=525(1+0.05)^t represent the amount of money in the account after t years. how much money did taber origanally invested?

How does the graph of y = 3x compare to the graph of y = 3-x?

What is the domain of the step function f(x)=[2x]-1?