Help me part 3
Which of the following equations represents the line on the graph?

What are the coordinates of the hole in the graph of the function f(x) ? f(x)=x2−9x−3 enter your answer in the boxes.

Which polynomial function has x intercepts -1, 0, and 2 and passes through the point (1, -6)

The number of nails of a given length is normally distributed with a mean length of 5.00 in, and a standard deviation of 0.03 in. find the number of nails in a bag of 120 that are less than 4.94 in. long.