The graph of y = 4x2 - 4x – 1 is shown. Use the graph to find estimates for
the solutions of
i) 4x2 - 4x – 1 = 0

ii) 4x2 - 4x - 1 = 2

1/3(x-10)=-4 solve for x with steps

Mary used 1/7 of a spool of ribbon to complete 4 projects. she used the same amount of ribbon on each project. how much ribbon did she use on each project?

Rewrite the following quadratic functions in intercept or factored form. show your work. f(t) = 20t^2 + 14t - 12