Help me with this please! asap, thank you

Find the roots of the polynomial function f(x) = x^3 + 2x^2 + x

Are the corresponding angles congruent? explain why or why not.

At the beginning of year 1, carlos invests $600 at an annual compound interest rate of 4%. he makes no deposits to or withdrawals from the account. which explicit formula can be used to find the account's balance at the beginning of year 5? what is, the balance?