aw) = 3;\" + 81:3 + 18:1:2 {:1} domain of f in interval notation: 02-) um Hz) = xhioo f( ) :1: = 23 points when: f'(z) does not exist: points where f\"(:1'.'} does not exist: points where I11) = 0: points where f\"(3;} = I]: f@)=$VI+3 In I di'erentiahle at 3? Does I have a tangent line at 3'? If so, nd the equation of the tangent line