The functions and are differentiable for all real numbers,and is strictly decreasing.The table above gives values of the functions and their first derivatives at selected values of x.The function is given by .
-Use linear approximation to estimate the value of at .

Question

The functions  and  are differentiable for all real numbers,and  is strictly decreasing.The table above gives values of the functions and their first derivatives at selected values of x.The function  is given by  .​
-​Use linear approximation to estimate the value of  at  .

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The Answer of 
The functions  and  are differentiable for all real numbers,and  is strictly decreasing.The table above gives values of the functions and their first derivatives at selected values of x.The function  is given by  .​
-​Use linear approximation to estimate the value of  at  .

The Functions and Are Differentiable for All Real