解下列各题,1.2(x-3)²=x(x-3) 2.(x-1)²-5(x-1)+6=0 3.1/2(2t-8)×4/5t=12.61.2(x-3)²=x(x-3)2.(x-1)²-5(x-1)+6=03.1/2(2t-8)×4/5t=12.6
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![解下列各题,1.2(x-3)²=x(x-3) 2.(x-1)²-5(x-1)+6=0 3.1/2(2t-8)×4/5t=12.61.2(x-3)²=x(x-3)2.(x-1)²-5(x-1)+6=03.1/2(2t-8)×4/5t=12.6](/uploads/image/z/3934988-44-8.jpg?t=%E8%A7%A3%E4%B8%8B%E5%88%97%E5%90%84%E9%A2%98%2C1.2%28x-3%29%26%23178%3B%3Dx%28x-3%29+2.%28x-1%29%26%23178%3B-5%28x-1%29%2B6%3D0+3.1%2F2%282t-8%29%C3%974%2F5t%3D12.61.2%28x-3%29%26%23178%3B%3Dx%28x-3%292.%28x-1%29%26%23178%3B-5%28x-1%29%2B6%3D03.1%2F2%282t-8%29%C3%974%2F5t%3D12.6)
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解下列各题,1.2(x-3)²=x(x-3) 2.(x-1)²-5(x-1)+6=0 3.1/2(2t-8)×4/5t=12.61.2(x-3)²=x(x-3)2.(x-1)²-5(x-1)+6=03.1/2(2t-8)×4/5t=12.6
解下列各题,1.2(x-3)²=x(x-3) 2.(x-1)²-5(x-1)+6=0 3.1/2(2t-8)×4/5t=12.6
1.2(x-3)²=x(x-3)
2.(x-1)²-5(x-1)+6=0
3.1/2(2t-8)×4/5t=12.6
解下列各题,1.2(x-3)²=x(x-3) 2.(x-1)²-5(x-1)+6=0 3.1/2(2t-8)×4/5t=12.61.2(x-3)²=x(x-3)2.(x-1)²-5(x-1)+6=03.1/2(2t-8)×4/5t=12.6
1 移项得 2(x-3)²-x(x-3)=0
整理得 (x-3)(2x-6-x)=0 (x-3)(x-6)=0 所以结果为x=3或x=6
2 十字交叉法 方程可以分解为 [(x-1)-2][(x-1)-3]=0 整理得(x-3)(x-4)=0所以结果为x=3或x=4
第三题就不给你写了.打的好费事啊!怎么这么简单的都不会呢.初三的题吧!老师应该讲过的.
啊??这些方程太难了,我们(六年级)还没有学过
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12.6