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  3. size 1 size 2 size 3 each of the following...

Question: size 1 size 2 size 3 each of the following...

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Size 1 Size 2 Size 3 Each of the following is an expression that correctly represents the number of blocks in the nth figure. Choose one of these representations by circling it and describe what each term or factor represents in the problem. a. n2 + 2(n 1) b. n2 + 2n +2 c. (n+2)2-2n+ 1) + 1

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