One Math Question!已知三个非负数a、b、c满足3a+2b+c=5 ,2a+b-3c=1,若m=3a+b-7c,求m的最大值和最小值.
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OneMathQuestion!已知三个非负数a、b、c满足3a+2b+c=5,2a+b-3c=1,若m=3a+b-7c,求m的最大值和最小值.OneMathQuestion!已知三个非负数a、b、c
One Math Question!已知三个非负数a、b、c满足3a+2b+c=5 ,2a+b-3c=1,若m=3a+b-7c,求m的最大值和最小值.
One Math Question!
已知三个非负数a、b、c满足3a+2b+c=5 ,2a+b-3c=1,若m=3a+b-7c,求m的最大值和最小值.
One Math Question!已知三个非负数a、b、c满足3a+2b+c=5 ,2a+b-3c=1,若m=3a+b-7c,求m的最大值和最小值.
m=3c-2
3/7小于等于c小于等于7/11
所以min=-5/7,max=-1/11
math question
1 Math 方程 Question
One Math Question!已知三个非负数a、b、c满足3a+2b+c=5 ,2a+b-3c=1,若m=3a+b-7c,求m的最大值和最小值.
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