MAthh QUEStionnnn dividing polynomials!?

[匿名]

2008-01-06 5:48 pm

x(to the power of 3)- x(squared) +3x-4 divided by x-2
= (x squared-2x-3)-13, x cannot equal 2 ...true or false?

回答 (6)

[匿名]

2008-01-08 6:17 am

✔ 最佳答案

............x^2 + x - 5 REMAINDER 6
........._____________
x - 2 √x^3 - x^2 + 3x - 4
..........x^3 - 2x^2 ...................SUBTRACT
.........._________
.................x^2 + 3x
.................x^2 - 2x ..................SUBTRACT
................._________
........................-5x - 4
........................-5x - 10 ..........SUBTRACT
........................______
.............................. 6 ......... REMAINDER

ANSWER
x^2 + x - 5 REMAINDER 6
or
(x^2 + x - 5) + 6/(x-2)

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[匿名]

2008-01-10 3:13 pm

Quotient is x^2 + x - 5
Remainder is 6

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[匿名]

2008-01-10 5:27 pm

False. Remainder is not -13

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[匿名]

2008-01-10 4:06 pm

false

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Paladin

2008-01-07 1:59 am

it doesn't look like it divides evenly

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[匿名]

2008-01-07 1:57 am

true...

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