配套习题- 提公因式法分解因式 -【青果学院】

1/5单选题

难度：

1.把

多项式分解因式，结果正确的是（）

A
B
C
D

正确答案：QQ==

PGRpdj7liIbop6Plm6DlvI/mjInigJzkuIDmj5DkuozlpZfigJ3ljp/liJk65pyJ5YWs5Zug5byP55qE5YWI5o+Q5Y+W5YWs5Zug5byPLOWGjeWll+eUqOW5s+aWueW3ruWFrOW8j+aIluWujOWFqOW5s+aWueWFrOW8j++8jOacrOmimOWPr+ebtOaOpeaPkOWFrOWboOW8jy4gPC9kaXY+PGRpdj7op6PvvJrljp/lvI/vvJ1hLmEtNC5hKOaPkOWPluWFrOWboOW8j2EpPC9kaXY+PGRpdj7vvJ1hKGEtNCk8L2Rpdj4=

2/5单选题

难度：

2.

分解因式:mn²+6mn+9m=()

A	m(n-3)²
B	m(n+3)
C	3m(n+3)²
D	m(n+3)²

正确答案：RA==

PGRpdj7ljp/lvI89bShuPHN1cD4yPC9zdXA+KzZuKzkpPC9kaXY+PGRpdj49bShuKzMpPHN1cD4yPC9zdXA+PC9kaXY+

3/5单选题

难度：

3.若a=2，a+b=3，则a²+ab=( )

A	2
B	3
C	6
D	12

正确答案：Qw==

PGRpdj7op6PvvJriiLVhPTLvvIxhK2I9M++8jDwvZGl2PjxkaXY+4oi0YTxzdXA+Mjwvc3VwPithYj1h77yIYSti77yJPTLDlzM9Ni4gPC9kaXY+PGRpdj7mlYXnrZTmoYjkuLrvvJo2LiA8L2Rpdj4=

4/5单选题

难度：

4.分解因式：

（）

A
B
C
D

正确答案：Qg==

PGRpdj7op6PvvJrljp/lvI/vvJ08aW1nIHdpZHRoPTEwMCBoZWlnaHQ9MjUgc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC8wMS8yMy9yQkFDRkZNTWp2cWpZaW9qQUFBQ3JTTkN6UnM4ODgucG5nIj48L2Rpdj48ZGl2Pu+8nTxpbWcgd2lkdGg9OTYgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvMDEvMjMvckJBQ0ZGTU1qdlhDNDhOcUFBQUNxQW5WaldvNTM1LnBuZyI+PC9kaXY+

5/5单选题

难度：

5.

分解因式的正确结果是（）

A
B
C
D

正确答案：RA==

PGRpdj7op6PvvJo8aW1nIHdpZHRoPTEyMCBoZWlnaHQ9MjEgc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC8wMS8yNC9yQkFDRkZNTWp3X0RrY0V3QUFBQzZXSmRMXzQ0MTkucG5nIj48L2Rpdj48ZGl2PiDvvJ08aW1nIHdpZHRoPTExMSBoZWlnaHQ9MjQgc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC8yNC8xMy9yQkFDRTFNTWp4RHh6dmZUQUFBQzZUQWpZcjgxOTgucG5nIj48L2Rpdj48ZGl2PiDvvJ08aW1nIHdpZHRoPTc2IGhlaWdodD0yNCBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwLzI0LzEzL3JCQUNFMU1NanhQeDlibmpBQUFDZEZES2NRRTEzNS5wbmciPjwvZGl2Pg==