Please show your work for these questions

7. Find the equation of the tangent line to f(x)=2e" +1 at x=0. Sketch x) and the tangent line on the same coordinate system. (you can draw your own coordinate system, feel free to use a ruler ) For this function f(x) , what is the linear approximation at a=0? for) '~" f(a) + f'(a)(x - a)