1.《秦州杂诗》中写入秦州之险,的句子?2.若直线x+2y+k+1=0和直线2x+y+2k=0的焦点在第三象限,求K的取值3.已知x方+x-1=0,求x三方+2x方+3的值 4.分解因式x方+7x-18=?5.多项式x方-4,x方-7X+10,x方-4x+4的公因式?
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![1.《秦州杂诗》中写入秦州之险,的句子?2.若直线x+2y+k+1=0和直线2x+y+2k=0的焦点在第三象限,求K的取值3.已知x方+x-1=0,求x三方+2x方+3的值 4.分解因式x方+7x-18=?5.多项式x方-4,x方-7X+10,x方-4x+4的公因式?](/uploads/image/z/7624550-38-0.jpg?t=1.%E3%80%8A%E7%A7%A6%E5%B7%9E%E6%9D%82%E8%AF%97%E3%80%8B%E4%B8%AD%E5%86%99%E5%85%A5%E7%A7%A6%E5%B7%9E%E4%B9%8B%E9%99%A9%2C%E7%9A%84%E5%8F%A5%E5%AD%90%3F2.%E8%8B%A5%E7%9B%B4%E7%BA%BFx%2B2y%2Bk%2B1%3D0%E5%92%8C%E7%9B%B4%E7%BA%BF2x%2By%2B2k%3D0%E7%9A%84%E7%84%A6%E7%82%B9%E5%9C%A8%E7%AC%AC%E4%B8%89%E8%B1%A1%E9%99%90%2C%E6%B1%82K%E7%9A%84%E5%8F%96%E5%80%BC3.%E5%B7%B2%E7%9F%A5x%E6%96%B9%2Bx-1%3D0%2C%E6%B1%82x%E4%B8%89%E6%96%B9%2B2x%E6%96%B9%2B3%E7%9A%84%E5%80%BC+4.%E5%88%86%E8%A7%A3%E5%9B%A0%E5%BC%8Fx%E6%96%B9%2B7x-18%3D%3F5.%E5%A4%9A%E9%A1%B9%E5%BC%8Fx%E6%96%B9-4%2Cx%E6%96%B9-7X%2B10%2Cx%E6%96%B9-4x%2B4%E7%9A%84%E5%85%AC%E5%9B%A0%E5%BC%8F%3F)
1.《秦州杂诗》中写入秦州之险,的句子?2.若直线x+2y+k+1=0和直线2x+y+2k=0的焦点在第三象限,求K的取值3.已知x方+x-1=0,求x三方+2x方+3的值 4.分解因式x方+7x-18=?5.多项式x方-4,x方-7X+10,x方-4x+4的公因式?
1.《秦州杂诗》中写入秦州之险,的句子?2.若直线x+2y+k+1=0和直线2x+y+2k=0的焦点在第三象限,求K的取值
3.已知x方+x-1=0,求x三方+2x方+3的值 4.分解因式x方+7x-18=?5.多项式x方-4,x方-7X+10,x方-4x+4的公因式?6.诺x方+4x+y方-6y+13=0,则x,y各个值是?7.
1.《秦州杂诗》中写入秦州之险,的句子?2.若直线x+2y+k+1=0和直线2x+y+2k=0的焦点在第三象限,求K的取值3.已知x方+x-1=0,求x三方+2x方+3的值 4.分解因式x方+7x-18=?5.多项式x方-4,x方-7X+10,x方-4x+4的公因式?
1.迟回度陇怯,浩大及关愁.
2.还有待思考
3因为(三个点表示的那个)X方+1=0所以X方+X=1
化简X三方+2X方+3
=x(x方+X)+3
将X方+X=1带入
原式=X+3
4.X方+7X-18
=(X方+2)(X方-9)+7X 不确定对不对
5.(x+2)
6.X=-3 Y=2 连推测带猜答案应该是对的但是过程不会写