f4..maths
回答 (3)
2007-03-01 4:42 am
✔ 最佳答案
3 - 5x/2 > 7 - x6 - 5x > 14 - 2x
-7 > 3x
x < -7/3
So, x 最大 = -3
參考: ME
2007-03-01 5:57 am
3 - 5x/2 > 7 - x
=> 3 - 7 > -x + 5x/2
=> -4 > 3x/2
=> x < -8/3
=> x < -2-2/3
Therefore the maximum value of x is -3.
=> 3 - 7 > -x + 5x/2
=> -4 > 3x/2
=> x < -8/3
=> x < -2-2/3
Therefore the maximum value of x is -3.
2007-03-01 4:42 am
3-5x/2>7-X
3-5x>14-2x
-3x>11
x<-3.6
滿足不等式3-5x/2>7-X的最大整數是-3
3-5x>14-2x
-3x>11
x<-3.6
滿足不等式3-5x/2>7-X的最大整數是-3
收錄日期: 2021-04-13 15:30:05
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