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Given f(x) = tanx and a = π/4, 1. Find the equation of the line that...

Given f(x) = tanx and a = π/4,

1. Find the equation of the line that represents the linear approximation to the function f at the given value a = π/4 .

2.Use the linear approximation of f you found in previous question to estimate the function value f(π/5).

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