What are the domain and range of f(x) = -377

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?

The table shows the results of three plays in a football game. what is the net result of the three plays? football game 1st play 5 yards 2nd play -9 yards 3rd play 12 yards

If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).