1.若(x+m)²=x²+3x+9/4,则m的值是__ 2.若(x+1/2)²=x²+mx+1/4,则m=__3.若(3x+n)²=9x²-24x+16,则n=__
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![1.若(x+m)²=x²+3x+9/4,则m的值是__ 2.若(x+1/2)²=x²+mx+1/4,则m=__3.若(3x+n)²=9x²-24x+16,则n=__](/uploads/image/z/2769938-26-8.jpg?t=1.%E8%8B%A5%EF%BC%88x%2Bm%29%26%23178%3B%3Dx%26%23178%3B%2B3x%2B9%2F4%2C%E5%88%99m%E7%9A%84%E5%80%BC%E6%98%AF__+2.%E8%8B%A5%EF%BC%88x%2B1%2F2%29%26%23178%3B%3Dx%26%23178%3B%2Bmx%2B1%2F4%2C%E5%88%99m%3D__3.%E8%8B%A5%EF%BC%883x%2Bn%29%26%23178%3B%3D9x%26%23178%3B-24x%2B16%2C%E5%88%99n%3D__)
1.若(x+m)²=x²+3x+9/4,则m的值是__ 2.若(x+1/2)²=x²+mx+1/4,则m=__3.若(3x+n)²=9x²-24x+16,则n=__
1.若(x+m)²=x²+3x+9/4,则m的值是__ 2.若(x+1/2)²=x²+mx+1/4,则m=__
3.若(3x+n)²=9x²-24x+16,则n=__
1.若(x+m)²=x²+3x+9/4,则m的值是__ 2.若(x+1/2)²=x²+mx+1/4,则m=__3.若(3x+n)²=9x²-24x+16,则n=__
1.若(x+m)²=x²+3x+9/4,则m的值是_3/2_
2.若(x+1/2)²=x²+mx+1/4,则m=_1_
3.若(3x+n)²=9x²-24x+16,则n=-4__