# Math

1) Which sum best represents the model shown below?

There are 3 blue blocks, and each of them separately equal x^2.
There are 2 green blocks that each separately equal x.
There are 2 red blocks that each separately equal -1.
And there is 1 yellow block that equals 1.

A) 3x^2+2x-1
B) 3x^2+2x-3
C) x^6+x^2-1
D) x^6+2x-1

1. My answer is A. Is that correct?

posted by sasha
2. no

posted by Anonymous
3. srry yes

posted by Anonymous

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