luis0147896325
What is the remainder when (2x4 – 3x3 + x2 – 3x + 2) ÷ (x – 2) ?



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ganeshie8
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synthetic division

luis0147896325
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i know but when i do it i don't get any of these
8
3
–6
–68
im left with 2 1 3 3 4

hartnn
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or the remainder theorem
plug in x=2 in (2x4 – 3x3 + x2 – 3x + 2)

cwrw238
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or u can use remainder theorem

luis0147896325
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does it work with long division?
\

ganeshie8
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that also works

ganeshie8
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but synthetic division is the speed way to get u remainder

hartnn
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the easiest one will be remainder theorem .... :)

ganeshie8
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easiest to learn is remainder theorem, easiest to use is synthetic division :)

luis0147896325
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ok so...
2 2 3 1 3 2
4 2 6 6
2 1 3 3 8

ganeshie8
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perfect !

luis0147896325
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so is 8 right?

whpalmer4
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Remainder theorem plus Horner's method is very fast.
yes, 8 is correct.

ganeshie8
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8 = \(\checkmark\)