徐州华晟建筑设计院:因式分解 1000x2-10
来源:百度文库 编辑:高校问答 时间:2024/05/27 07:24:22
19990
=10(100X2-1)
=10(10X+1)(10X-1)
1000x2-10
=10(100x2-1)
=10(10x+1)(10x-1)
=10(10x+1)(10x-1)
19990
=10(100X2-1)
=10(10X+1)(10X-1)
1000x2-10
=10(100x2-1)
=10(10x+1)(10x-1)
=10(10x+1)(10x-1)