Find the equation of the tangent line to the graph

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Reference no: EM132080202

(a) Find the equation of the tangent line to the graph f(x)= ln x at the point where x=1.

y=?

(b) Use the tangent line to calculate approximate values for ln(1.3) and ln(2.2). Round your answers to one decimal place.

ln(1.3)≈ ___?___

ln(2.2)≈ ___?___

Reference no: EM132080202

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