Answered

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Which expression represents the relationship between the step number n and the total number of small squares in the pattern? A Step 1 Step 2 Step 3 n²-n n2-1 n²+n n²+1

Sagot :

We can see in the sequence is :

[tex]0,3,8[/tex]

That is a squar of side 1 minus one square so the solution will be:

[tex]n^2-1[/tex]

and we can replace the first 3 steps to be sure of the answe so:

[tex]\begin{gathered} 1\to1^2-1=0 \\ 2\to2^2-1=3 \\ 3\to3^2-1=8 \end{gathered}[/tex]

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