Task 7 of 20 · Math · High school . Class 2
N-th expression of arithmetical sequence
Task
Within arithmetic a_1=5, r=-2. Calculate a_12.
Your answer
Write your answer, check the solution, then rate it against the criteria.
Task 7 of 20 · Math · High school . Class 2
Task
Within arithmetic a_1=5, r=-2. Calculate a_12.
Your answer
Write your answer, check the solution, then rate it against the criteria.