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把下列各式分解因式: x2+4x-12.
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教案备课库《初二年级数学同修学案201621019》真题及答案
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下列各式能用完全平方公式进行分解因式的是
x
2
+ 1
x
2
+2x-1
x
2
+x+1
x
2
+4x+4
把下列各式分解因式4-4x+x2.
将下列各式因式分解xb+c﹣d﹣yd﹣b﹣c﹣c﹣b+d.
直接写出下列各式分解因式的结果xy-x-yx-y=__________.
把下列各式分解因式y-x2+5x-y+6.
把下列各式进行因式分解x3+3x2y+2xy2
下列各式中从左到右的变形是因式分解的是
(x+1)(x﹣1)=x
2
﹣1
x
2
﹣4x+4=x(x﹣4)+4
(x+3)(x﹣4)=x
2
﹣x﹣12
x
4
﹣16=(x
2
+4)(x+2)(x﹣2)
分解因式-24x3-12x2+28x.
把下列各式分解因式x2+14x+49
把下列各式分解因式.1-xy1-xy-x3y3.
将下列各式分解因式x2+y22-4x2y2
各式因式分解-36x2+12xy-y2
下列各式能用完全平方公式进行分解因式的是
x
2
+1
x
2
+2x﹣1
x
2
+x+1
x
2
+4x+4
把下列各式分解因式x+1x+2x+3x+4-3.
把下列各式分解因式x+92-16x2.
把下列各式分解因式x4+3x2-4.
把下列各式分解因式x2+4x-12.
将下列各式分解因式3x-12x3
下列各式因式分解错误的是
8x
2
y-24xy
2
=8xy(x-3y);
ax+bx+ay+by=x(a+b)+y(a+b)
12x
2
y+14x
2
y
2
-2xy=2xy(6x+7xy-1);
x
3
-8=(x-2)(x
2
+2x+4)
把下列各式分解因式-5x2+17x+12.
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