To find:The equation of the tangent line and derivative of the tangent line at where the curve is .
Value of the function and derivative of the function at are 3 and 4 respectively.
Given: be any curve at the point .
Let be any function.
It has to find the value of the equation of the tangent line and derivative of the tangent line at .
Now definition of the function at a point .
Let in to find
Hence, the tangent line of the curve is and .
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