解不等式3(x-1)>2x 2

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解不等式3(x-1)>2x2解不等式3(x-1)>2x2解不等式3(x-1)>2x23(x-1)>2x^22x^2-3x+32(x-3/4)^2+15/8norealsolution写x>7÷33×-

解不等式3(x-1)>2x 2
解不等式3(x-1)>2x 2

解不等式3(x-1)>2x 2
3(x-1)>2x^2
2x^2-3x+3<0
2(x-3/4)^2 + 15/8 <0
no real solution

x>7 ÷3

3×-3>4.即3×>7即×>7╱3