(1)2x²+3x>2 (2)-x²+3x-2>0 (3)3乘以2x-1的绝对值≤2 (4)4x+1的绝对值-3>0
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![(1)2x²+3x>2 (2)-x²+3x-2>0 (3)3乘以2x-1的绝对值≤2 (4)4x+1的绝对值-3>0](/uploads/image/z/2493378-18-8.jpg?t=%EF%BC%881%EF%BC%892x%26%23178%3B%2B3x%EF%BC%9E2+%EF%BC%882%EF%BC%89-x%26%23178%3B%2B3x-2%EF%BC%9E0+%EF%BC%883%EF%BC%893%E4%B9%98%E4%BB%A52x-1%E7%9A%84%E7%BB%9D%E5%AF%B9%E5%80%BC%E2%89%A42+%EF%BC%884%EF%BC%894x%2B1%E7%9A%84%E7%BB%9D%E5%AF%B9%E5%80%BC-3%EF%BC%9E0)
(1)2x²+3x>2 (2)-x²+3x-2>0 (3)3乘以2x-1的绝对值≤2 (4)4x+1的绝对值-3>0
(1)2x²+3x>2 (2)-x²+3x-2>0 (3)3乘以2x-1的绝对值≤2 (4)4x+1的绝对值-3>0
(1)2x²+3x>2 (2)-x²+3x-2>0 (3)3乘以2x-1的绝对值≤2 (4)4x+1的绝对值-3>0
⑴2X^2+3X-2>0,(2X-1)(X+2)>0,X1/2,
⑵X^3-3X+2