Which function has two x-intercepts, one at (0,0) and one at (4,0)?
f(x) = x(x - 4)
f(x) = x(x + 4)
Of(x) = (x - 4)(x - 4)
Of(x) = (x + 4)(x + 4)

The elmina wilson company produces spaghetti sauce that is used in restaurants. the fixed costs total $1,329,050. the selling price per 64 oz. can of sauce is $12.40. the variable cost per can is $4.80. what is the break-even point in number of cans?