Which is the best estimate for the average rate of change for the quadratic function graph on the interval −12 ≤ x ≤ −4?

Find the slope of the line below . enter your answer as a fraction or decimal. use a slash mark ( / ) as the fraction bar if necessary

Planning for the possibility that your home might get struck by lighting and catch on fire is part of a plan for ?

If there is no real number solution to the quadratic equation x^2+2x+c=0 what is a possible value of c? 1 -2 0 3