What is Obama's last name

Factor out the greatest common factor. minus − 14 14p3 plus + 10 10p2 plus + 4 4p

Sat no calculator section question in the picture

The ancestors of horses possessed feet with five digits. over time, with the development of grasslands, the digits fused and formed hooves. what evolutionary advantage did this transformation serve? a. it allowed them to climb rocky surfaces with ease. b. it allowed them to graze better. c. it enabled them to run faster from predators. d. it let them see clearly through the grasslands. e. it made them taller.