Hurry please this is timed

Solve each quadratic equation by factoring and using the zero product property. 14x - 49 = x^2

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.

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?