Mr. Moore's Algebra classes took a test. The data is shown below. What can you infer about his two Algebra classes from this data?​

If square root x = -7, then x= -49 true or false

Me asap on # : explain how factoring a trinomial, ax^2+ bx+ c, when a does not equal 1 different from factoring a trinomial when a = 1.

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.