Write the relation as a set of ordered pairs

A - - - 3
B - - - 0
C- - - 4
D- - - 2
F- - - 1

Does the problem involve permutations or? combinations? do not solve. the matching section of an exam has 4 questions and 7 possible answers. in how many different ways can a student answer the 4 ? questions, if none of the answer choices can be? repeated?

Factor the polynomial expression x6 – x3 – 20

Arestaurant added a new outdoor section that was 8 feet wide and 6 feet long. what is the area of their new outdoor section