The function f(x) is a quadratic function and the zeros of f(x) are −1 and 5. Assume the leading coefficient of f(x) is 1. Write the equation of the quadratic polynomial in standard form.

Jackson earns $25 per hour as a tutor at the college library. he set a weekly spending budget of $130 each week and puts the remaining money in his savings account. how many hours must he work this week to have at least an extra $50 to put in his savings account