4x^2-10x>0 4x^2-10x-6

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4x^2-10x>0 4x^2-10x-6

4x^2-10x>0 4x^2-10x-6
4x^2-10x>0 4x^2-10x-6<0 求它的解集

4x^2-10x>0 4x^2-10x-6
4x^2-10x>0
2x(2x-5)>0
x>5 或x<0
4x^2-10x-6<0
2x^2-5x-3<0
(2x+1)(x-3)<0
-1/2