1.

Find point c between [2,9] where, the slope of tangent to the function f(x)=1+‚àõx-1 at point c is equals to the slope of a line joining point (2,f(2)) and (9,f(9))?#

A. .
B. -2.54
C. 4.56
D. 4.0
Answer» C. 4.56


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