The limit :limx->2 ( 3x – 9)/ x-2 represents the derivative of which function f at which x-value?TAT 小的都没读懂题
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Thelimit:limx->2(3x–9)/x-2representsthederivativeofwhichfunctionfatwhichx-value?TAT小的都没读懂题Thel
The limit :limx->2 ( 3x – 9)/ x-2 represents the derivative of which function f at which x-value?TAT 小的都没读懂题
The limit :limx->2 ( 3x – 9)/ x-2 represents the derivative of which function f at which x-value?
TAT 小的都没读懂题
The limit :limx->2 ( 3x – 9)/ x-2 represents the derivative of which function f at which x-value?TAT 小的都没读懂题
代表的导数函数f的值在x
limx->2 ( 3x – 9)/ x-2 =limx->2 3/ 1=3
x=3
x->2， 3x – 9->-3， x-2 ->0,
limx->2 ( 3x – 9)/ x-2不存在
3