What are the solutions of 2x2 + 8x + 26 = 0?

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

The population of a small rural town in the year 2006 was 2,459. the population can be modeled by the function below, where f(x residents and t is the number of years elapsed since 2006. f(t) = 2,459(0.92)

Ron has 8 caps and 4 of his caps are blue. thes rest of his cap are red. how many of ron's caps are red