Which quadratic function in vertex form can be represented by the graph that has a vertex at (2,-3)
and passes through the point (-4, -7)?

If you are dealt 4 cards from a shuffled deck of 52? cards, find the probability that all 4 cards are diamondsdiamonds.

You eat $0.85 for every cup of hot chocolate you sell. how many cups do you need to sell to earn $55.25

Joline is solving the equation 0=x^2-5x-4 using the quadratic formula which value is the negative real number solution to her quadratic equation round to the nearest tenth if necessary