Does y= 2x^2-4x-2 have a y-intercept of (0,2)?

If you roll two fair dice (one black die and one white die), in how many ways can you obtain a 4 on at least one die?

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

How can (square root of 25) ^2 be rewritten?