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tangent line of the function

Finding tangent line for f(x) that pass through the given point ( and the point isn't on the curve)

part 1
f(X) = 4x-x^2; (2,5)

Part 2
f(x) =x^2; (1,-3)

Solution Summary

The solution shows how to find the equation of the tangent line of the function passing through a point, which is not on the curve.

$2.19