Question
Study the pattern.
80, 105, M , N, 180

Find the values of
  1. M
  2. N
2 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Study the pattern.
80, 105, M , N, 180

Find the values of
  1. M
  2. N