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Choose the correct sum of the polynomials (2x3 − 5x − 1) + (4x3 + 8x + 3). 2x3 − 3x − 4 6x3 + 3x + 2 2x3 + 3x + 2 6x3 − 3x − 2
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Choose the correct sum of the polynomials (2x3 − 5x − 1) + (4x3 + 8x + 3).

2x3 − 3x − 4
6x3 + 3x + 2
2x3 + 3x + 2
6x3 − 3x − 2

User Andreas Brinck
by
9.0k points

1 Answer

4 votes

Let's solve :


  • (2 {x}^(3) - 5x - 1) + (4 {x}^(3) + 8x + 3)


  • (2 {x}^(3) + 4x {}^(3) ) + (8x - 5x) + (3 - 1)


  • 6 {x}^(3) + 3x + 2

therefore, correct choice is B. 6x³ + 3x + 2

User Loosecannon
by
7.9k points
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