FINDING THE nth-TERM RULE
Instructions: Stage 1: Find the nth-term rule from the given sequence. Stage 2: Use the rule to calculate another term or find its position. Both stages must be correct to earn one point toward unlocking the next level. Core and Challenge let you select ascending, descending, or mixed sequences.
i
Student Mode lets you work without a countdown. Incorrect answers reveal the correct answer and a teaching hint. Press Enter or Next when you are ready to continue.
Time:
FOUNDATION MODE
0 / 3
CORE MODE
CHALLENGE MODE