已知2x^4+3x^3+7x-5除x^2-x+3的余式为ax+b求a+b的值
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已知2x^4+3x^3+7x-5除x^2-x+3的余式为ax+b求a+b的值已知2x^4+3x^3+7x-5除x^2-x+3的余式为ax+b求a+b的值已知2x^4+3x^3+7x-5除x^2-x+3
已知2x^4+3x^3+7x-5除x^2-x+3的余式为ax+b求a+b的值
已知2x^4+3x^3+7x-5除x^2-x+3的余式为ax+b求a+b的值
已知2x^4+3x^3+7x-5除x^2-x+3的余式为ax+b求a+b的值
2x^4+3x^3+7x-5
=2x^2(x^2-x+3)+5x(x^2-x+3)+2(x^2-x+3)-6x-11
ax+b=-6x-11
a=-6
b=-11
a+b=-6-11=-17
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已知2x^4+3x^3+7x-5除x^2-x+3的余式为ax+b求a+b的值
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