Having trouble finding the equation of this graph to solve the problem.

The graph of y = f (a?) (solid) and its tangent line at 2': = 0 (dashed) is shown; a second point on the tangent line is aLso marked. Assume f'fat) is continuous. '10 1234567591.: Find ziD f(;r,) 11D] 2 2&3 _|"' ziD f[.1.")