Need help solving #8

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 4x^2 - 19x- 5

How many heads would you expect if you flipped a coin twice? first, fill in the table below with the correct probabilities. hint: the sample space for flipping a coin twice is {hh, ht, th, tt}. a = b = c = f

Pls yall i really need the answer fr fr