Question: Plotting an equation along with its tangents on the same plane.

I need help solving the following:

Plot y=x^2 and its tangent line at x=1, y=2x-1, on the same x-y plane over the following intervals:

a [0,2]

b [0.9,1.1]

c [0.99,1.01]

d Observation

Any help would be appreciated.

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