what is 7x3+4x−9x−2 ?

If there are 12 moths and some have 31 days and others have 30 days how many have 28 days?

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.

1. find the area of the unshaded square 2. find the area of the large square 3. what is the area of the frame represented by the shaded region show