Calculate the scale factor for the dilation. what is ab?

Ftara spends $219 a month for her car payment and she makes $3,200 a month, what percent of her monthly income is spent on her car payment?

In which direction does the left side of the graph of this function point? f(x) = 3x3 - x2 + 4x - 2

I’m really confused and need your assist me with this question i’ve never been taught