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Questions and Answers
Qual es le resultato de $3x^2 + 2x - 5$ plus $2x^2 - 4x + 1$?
Qual es le resultato de $3x^2 + 2x - 5$ plus $2x^2 - 4x + 1$?
- $5x^2 + 6x - 4$
- $5x^2 - 2x - 4$ (correct)
- $5x^2 - 2x + 6$
- $6x^2 - 2x - 6$
Qual es le resultato de $4x^2 - 3x + 2$ minus $2x^2 + 5x - 1$?
Qual es le resultato de $4x^2 - 3x + 2$ minus $2x^2 + 5x - 1$?
- $2x^2 - 8x + 3$ (correct)
- $2x^2 - 8x + 3$ (correct)
- $2x^2 - 8x + 3$ (correct)
- $2x^2 - 8x + 3$ (correct)
Qual es le resultato de $(x+3)(x-2)$?
Qual es le resultato de $(x+3)(x-2)$?
- $x^2 - x + 6$
- $x^2 - x - 6$
- $x^2 + x - 6$ (correct)
- $x^2 + x + 6$
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