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ollegr [7]
3 years ago
6

Divide x3+ 5x2 +2x-8 by x+2​

Mathematics
2 answers:
Ede4ka [16]3 years ago
4 0

Answer:

\frac{x3−5×2+2x−8}{x + 2}\\ = x3 - 5 \times 2 + 2x - 8\\ = 2x - 8\\ = x3 - 5 \times 2\\(x - 4).(2)\\(x2)\\x3 - 5 \times 2 + 2x - 8 \: (dividend)\\by \: x + 2 \: (divisor)\\dividend \: x3 - 5 \times 2 + 2x - 8 \: divisor \:{x}^{2}  {x}^{3}  + 2 \times 2 = remainder \:  - 7 \times 2 + 2x - 8\\divisor \:  - 7 \times 1 - 7 \times 2 - 14x =  \: remainder \: 16x - 8 \: divisor \: 16 \times 0 \:  \: 16 x + 32 =  \: remainder \:  - 40 \:  \\ quotient \: x2 - 7 + 16 \\  = remainder \:  - 40

monitta3 years ago
3 0

Answer:

X^2 + 3X - 4

Step-by-step explanation:

Refer to the picture above.

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