in the following diagram, o is the centre if the circle, oa and bc are parallel, d is the intersection of ab and oc. if angle acb is 40° find angle oda​

If f(x)=2x+2and g(x)=x^3, what is (g•f)(2)

Three coins are flipped. what is the probability that there will be at least two tails?

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.