Identify the appropraite mixed number for the picture shown a. 1 1/2 b. 2 1/2 c. 2 1/4 d. 3

Me because some of question i don’t understand

These tables represent a quadratic function with a vertex at (0, -1). what is the average rate of change for the interval from x = 9 to x = 10?

What is the equation of the line that is parallel to the line with the equation y= -3/4x +1 and passes through the point (12,-12)