Please answer these 5 Questions please

Given f(t) = 282 - 53 +1, determine the function value f(2). do not include f(z) = in your answer

Can someone me do math because i am having a breakdown rn because i don’t get it

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.