At 2 pm there were 13 seagulls on the beach. at 5 pm there were 70 seagulls. what is the constant rate of change

Solve the system. -a+4b+2c=-8 3a+b-4c=9 b=-1 a.(0,11) ,-1,2) c.(1,1,-2) d.(2,-1,-1)

What is the distance between the points (2 -3) and (-6 4) on the coordinate plane

The american academy of pediatrics wants to conduct a survey of recently graduated family practitioners to assess why they did not choose pediatrics for their specialization. provide a definition of the population, suggest a sampling frame, and indicate the appropriate sampling unit.