Which will result in a perfect square trinomial? (3 x minus 5)(3 x minus 5)
(3 x minus 5)(5 minus 3 x)
(3 x minus 5)(3 x + 5)
(3 x minus 5)(negative 3 x minus 5)

You are cycling around europe with friends. you book into a hostel and you ask the owner what the ratio of men to women is currently staying there. there are 24 men and 6 women. what is the ratio of men to women in its simplest form?

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.