Question

1 Step 2 Step Liam's house has a staircase with 12 steps. He can go down the steps one at a time or two at a time.
For example, he could go down 1 step, then 1 step, then 2 steps, then 2, 2, 1, 1, 1, 1.
1 or 2?
In how many different ways can Liam go down the 12 steps, taking one or two steps at a time?

Answer 1

Answer:

Step-by-step explanation:

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