What’s the length of AE? A, B, or C?

What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?

The estimated number of people to attend the last bengals game of the season was 2000. the actual number of fans attending was 1200. by what percent did the estimate differ from the actual?

Write the equation of the circle centered at (10,-2) with radius 2