求解一元二次不等式!(1)4x²-1≥0 (2)x-x²+6<0 (3)x²+x+3≥0 (4)x-x²+6<0 (5)2x²+3x-6<3x²+x-1 (6)-x²-3x+10≥0
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![求解一元二次不等式!(1)4x²-1≥0 (2)x-x²+6<0 (3)x²+x+3≥0 (4)x-x²+6<0 (5)2x²+3x-6<3x²+x-1 (6)-x²-3x+10≥0](/uploads/image/z/1639705-49-5.jpg?t=%E6%B1%82%E8%A7%A3%E4%B8%80%E5%85%83%E4%BA%8C%E6%AC%A1%E4%B8%8D%E7%AD%89%E5%BC%8F%21%EF%BC%881%EF%BC%894x%26%23178%3B-1%E2%89%A50+%EF%BC%882%EF%BC%89x%EF%BC%8Dx%26%23178%3B%2B6%EF%BC%9C0+%EF%BC%883%EF%BC%89x%26%23178%3B%2Bx%2B3%E2%89%A50+%EF%BC%884%EF%BC%89x%EF%BC%8Dx%26%23178%3B%2B6%EF%BC%9C0+%EF%BC%885%EF%BC%892x%26%23178%3B%2B3x%EF%BC%8D6%EF%BC%9C3x%26%23178%3B%2Bx%EF%BC%8D1+%EF%BC%886%EF%BC%89%EF%BC%8Dx%26%23178%3B%EF%BC%8D3x%2B10%E2%89%A50)
求解一元二次不等式!(1)4x²-1≥0 (2)x-x²+6<0 (3)x²+x+3≥0 (4)x-x²+6<0 (5)2x²+3x-6<3x²+x-1 (6)-x²-3x+10≥0
求解一元二次不等式!(1)4x²-1≥0 (2)x-x²+6<0 (3)x²+x+3≥0 (4)x-x²+6<0 (5)2x²+3x-6<3x²+x-1 (6)-x²-3x+10≥0
求解一元二次不等式!(1)4x²-1≥0 (2)x-x²+6<0 (3)x²+x+3≥0 (4)x-x²+6<0 (5)2x²+3x-6<3x²+x-1 (6)-x²-3x+10≥0
(1)X1≥1/2.
X2≥-1/2
(√3+2)²