2𝑎³ − 𝑎³ = _____?
- a³
- 2𝑎⁶
- -2𝑎⁶
- None of these
Explanation
2a³ - a³ = (2-1)a³ = 1a³ = a³
This is because when you subtract a³ from 2a³, you are essentially subtracting 1a³ from 2a³, leaving you with 1a³, which simplifies to a³.
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