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GenaCL600 [577]
3 years ago
10

Simplify: (3x – 1) (x3 + 2x + 1)

Mathematics
2 answers:
Naddik [55]3 years ago
7 0

Answer:

3x^4-x^3+6x^2+x-1

Step-by-step explanation:

Distribute parentheses:

3xx^3 + 3x * 2x + 3x * 1 + (-1)x^3 + (-1) * 2x + (-1) * 1

Add minus and plus rules:

3x^3x + 3 * 2xx + 3 * 1 * x - 1 * x^3 - 1 * 2x - 1 * 1

Simplify:

3x^4-x^3+6x^2+x-1

pshichka [43]3 years ago
5 0

Answer:

B: 3x4-x3+6x2+x-1

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