Final answer:
To represent the expression 4x^2 - 1 using algebra tiles, you need one 4x^2 tile and one -1 tile.
Step-by-step explanation:
To represent the expression 4x^2 - 1 using algebra tiles, we need to break down the expression into its components:
- We start with a 4x^2 tile, which represents the term 4x^2.
- Then, we subtract a 1 tile, which represents the term -1.
So, the correct board that geometrically represents 4x^2 - 1 using algebra tiles is:
- One 4x^2 tile
- Minus one 1 tile
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