A) Four children are playing tennis together. They all brought six racquets and 3 tennis balls. How many racquets do they have all together?

Let f(x) = 3 − x . find the average rate of change of f(x) from x = a to x = a + h and simplify your answer so that no single factor of h is left in the denominator.

What is the value of the expression below? 148+(-6)| + |– 35= 7|

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.