Question 118875
a+4 divided by 3a^3+10a^2-5a+12
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I think you want to divide the cubic by a+4.
If you use synthetic division yu get the following:
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-4....3....10,,,,-5,,,,12
.......3....-2.....3....|..0

Remainder: zero
Quotient: 3x^2-2x+3
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Cheers,
Stan H.